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  • 1.
    Ablieieva, Iryna
    et al.
    Sumy State Department of Ecology and Environmental Protection Technologies, Sumy State University, Sumy, Ukraine.
    Berezhna, Iryna
    Sumy State Department of Ecology and Environmental Protection Technologies, Sumy State University, Sumy, Ukraine.
    Berezhnyi, Dmytrii
    Sumy State Department of Ecology and Environmental Protection Technologies, Sumy State University, Sumy, Ukraine.
    Enrich Prast, Alex
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Geletukha, Georgiy
    Institute of Engineering Thermophysics of the National Academy of Sciences of Ukraine, Kyiv, Ukraine.
    Lutsenko, Serhii
    Sumy State Department of Ecology and Environmental Protection Technologies, Sumy State University, Sumy, Ukraine.
    Yanchenko, Ilona
    Sumy State Department of Ecology and Environmental Protection Technologies, Sumy State University, Sumy, Ukraine.
    Carraro, Giacomo
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Technologies for Environmental Safety Application of Digestate as Biofertilizer2022In: Ecological Engineering & Environmental Technology, ISSN 2719-7050, Vol. 23, no 3, p. 106-119Article in journal (Refereed)
    Abstract [en]

    The purpose of the paper is to determine the environmentally safe and economically feasible technology of biofertilizer production from the digestate including dewatering process. Methodological basis is based on the systematic approach to the determination of factors effected on the distribution of nutrients and pollutants between liquidand solid fractions after digestate separation. We studied modern technologies aimed at dewatering the digestateand reduction of its volume, showed their effectiveness. These technologies allow expanding the opportunities forcommercialization of the digestate, increasing the cost of its transportation and application to the soil instead ofcomplex fertilizers, using some valuable products. The results of the study showed that the ecological quality ofthe digestate is the highest as well as co-digested thermally pre-treated feedstock is used for solid-liquid separationin centrifuge with polymer addition as post-treatment approach to the flocculation. In order to increase efficiencyof biofertilizer application the technological scheme of production process of granular fertilizers from digestatewas proposed. Special feature of this scheme is in the use of phosphogypsum binder for the production of organomineral fertilizer that contributes phosphogypsum recycling in the waste management system.

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  • 2.
    Ablieieva, Iryna
    et al.
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Biogas Solutions Research Center. Sumy State University, Ukraine.
    Chernysh, Yelizaveta
    Sumy State University, Ukraine; Czech University of Life Sciences Prague, Czech Republic.
    Chubur, Viktoriia
    Sumy State University, Ukraine; Czech University of Life Sciences Prague, Czech Republic.
    Skvortsova, Polina
    Sumy State University, Ukraine.
    Roubik, Hynek
    Czech University of Life Sciences Prague, Czech Republic.
    Biopotential of Agricultural Waste: Production of Biofertilizers and Biofuels2022In: 22nd International Multidisciplinary Scientific Geoconference: Energy and Clean Technologies, SGEM 2022, Vienna, 6 December 2022 - 8 December 2022 / [ed] Trofymchuk O., Rivza B., Vienna, 2022, Vol. 22, 4.2, p. 39-47Conference paper (Refereed)
    Abstract [en]

    This article is focused on performing a SWOT analysis of agricultural waste management methods. This approach can be applied in the biogas technology strategic planning process in Ukraine, which can solve the issue of implementation of environmental guidelines for the development of biofuels and biofertilizers. The main factors that determine how digestate is used are its quality, local conditions, regulations, and documents. Fertilizing fields with digestate provides many advantages, for example: reduced demand for plant protection products, reduction of unpleasant odor, and destruction of possible pathogens. The strengths and weaknesses of the implementation of biogas plants in Ukraine have been identified, and opportunities and threats have been considered. In general, the introduction of biogas technology is a very promising solution for the agricultural sector. Taking into account that a biogas plant is considered a potentially hazardous object for workers, it is necessary to constantly monitor the parameters of reactor operation in order to ensure the technological and environmental safety of the engineering facilities. For Ukraine, there is a shortage of specialists to set up an effective operation of biogas equipment and bring it to the industrial scale. It is necessary to consult with medium and small farms interested in the feasibility study and implementation of biogas technologies. 

  • 3.
    Ablieieva, Iryna
    et al.
    Sumy State University, Sumy, Ukraine.
    Geletukha, Georgii
    Institute of Engineering Thermophysics of the National Academy of Sciences of Ukraine; Marii Kapnist Street, 03057, Kyiv, Ukraine.
    Kucheruk, Petro
    Institute of Engineering Thermophysics of the National Academy of Sciences of Ukraine; Marii Kapnist Street, 03057, Kyiv, Ukraine.
    Enrich Prast, Alex
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Carraro, Giacomo
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Berezhna, Iryna
    Sumy State University, Sumy, Ukraine.
    Berezhnyi, Dmytrii
    Sumy State University, Sumy, Ukraine.
    Digestate Potential to Substitute Mineral Fertilizers: Engineering Approaches2022In: Journal of Engineering Sciences, ISSN 2312-2498, Vol. 9, no 1, p. H1-H10Article in journal (Refereed)
    Abstract [en]

    The study aims to define the potential and technological aspects of the digestate treatment for its application as a biofertilizer. Life cycle assessment methodology was used in terms of digestate quality management. The potential of nutrients, organic carbon, and useful microelements in the digestate allows for its consideration as a mineral fertilizer substitute and soil improver. The valorization of digestate as fertilizer requires quality management and quality control. Based on the research focus, the successful soil application of digestate post-treatment technologies was analyzed. Among the different commercial options for digestate treatment and nutrient recovery, the most relevant are drying, struvite precipitation, stripping, evaporation, and membranes technology. Comparing the physical and chemical properties of the whole digestate, separated liquid, and solid liquor fractions showed that in the case of soil application of granular fertilizer, nutrients from the digestate are released more slowly than digestate application without granulation. However, realizing this potential in an economically feasible way requires improving the quality of digestate products through appropriate technologies and quality control of digestate products. To support the manufacture of quality digestate across Europe, the European Compost Network developed a concept for a pan-European quality assurance scheme.

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  • 4.
    Ablieieva, Iryna
    et al.
    Sumy State Univ, Sumy, Ukraine.
    Plyatsuk, Leonid
    Sumy State Univ, Sumy, Ukraine.
    Burla, Oksana
    Sumy State Univ, Sumy, Ukraine.
    Chekh, Oleh
    Sumy State Univ, Sumy, Ukraine.
    Enrich-Prast, Alex
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Theoretical Substantiation of Mathematical Models of Oil Filtration Through a Porous Medium2022In: Advanced Manufacturing Processes III , Interpartner-2021 / [ed] Tonkonogyi, V., Ivanov, V., Trojanowska, J., Oborskyi, G., Pavlenko, I, Heidelberg, Germany: Springer, 2022, p. 571-581Conference paper (Refereed)
    Abstract [en]

    This paper focuses on determining the influence of soil, oil, and environmental factors on the process of oil filtration in a porous medium such as soil. Mathematical modeling of the oil geofiltration process based on classical and modified regularities makes it possible to solve a significant environmental problem associated with predicting the pollution zone due to accidental oil spills. The research methodology is based on the substantiation of theoretical models of oil filtration through porous media, methods for the numerical solution of equations, and computer visualization (ANSYS CFX software). Experimental data supported the verification of the adequacy of the models. Based on obtained results, it was found that all oil flowed into well-permeable sand at a speed of approximately 4-10 -4 m/h. The developed model of the stochastic process of petroleum hydrocarbons geofiltration involved obtaining the output as dependent variables, contamination level, contamination depth, and oil spot borders. Numerical solution and visualization using computer simulation showed the distribution of oil hydrocarbons in the soil in vertical and horizontal directions. The mathematical model allowed to predict the formation of the pollution front and assess the contaminated zone's size.

  • 5.
    Abongo, D. A.
    et al.
    University of Nairobi, Kenya.
    Wandiga, S. O.
    University of Nairobi, Kenya.
    Jumba, I. O.
    University of Nairobi, Kenya.
    Van den Brink, P. J.
    University of Wageningen and Research Centre, Netherlands.
    Naziriwo, B. B.
    Makerere University, Uganda.
    Madadi, V. O.
    University of Nairobi, Kenya.
    Wafula, G. A.
    University of Nairobi, Kenya.
    Nkedi-Kizza, P.
    University of Florida, FL USA.
    Kylin, Henrik
    Linköping University, The Tema Institute, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. North West University, South Africa.
    Occurrence, abundance and distribution of benthic macroinvertebrates in the Nyando River catchment, Kenya2015In: African Journal of Aquatic Science, ISSN 1608-5914, E-ISSN 1727-9364, Vol. 40, no 4, p. 373-392Article in journal (Refereed)
    Abstract [en]

    A baseline study was conducted of the occurrence of macroinvertebrates at 26 sites in the Nyando River catchment in 2005-2006. A total of 13 orders and 16 families of Arthropoda, Mollusca, Platyhelminthes and Annelida were collected, with the order Ephemeroptera being most abundant in the up- and mid-stream reaches, followed by Hemiptera and Plecoptera respectively. The downstream sections of the river were dominated by Hirudinea and tubificids, as the water quality deteriorated mainly due to local land use, raw sewage effluent discharge and annual floods. Insects and annelids were the main invertebrates found and the extent of pollution increased from mid-section (Site 15) downwards as the river flowed into the Winam Gulf. Stringent management measures are required to safeguard the environment and ecosystems of Lake Victoria.

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  • 6.
    Abong'o, Deborah
    et al.
    University of Nairobi, Kenya.
    Wandiga, Shem
    University of Nairobi. Kenya.
    Jumba, Isac
    University of Nairobi, Kenya.
    van den Brink, Paul
    Wageningen University, the Netherlands.
    Nazariwo, Betty
    Makerere University, Uganda.
    Madadi, Vincent
    University of Nairobi, Kenya.
    Wafula, Godfrey
    University of Nairobi, Kenya.
    Kylin, Henrik
    Linköping University, The Tema Institute, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Nkedi-Kizza, Peter
    University of Florida, USA.
    Organochlorine pesticide residue levels in soil from the Nyando River catchment, Kenya2015In: Africa Journal of Physical Sciences, ISSN 2313-3317, Vol. 2, no 1, p. 18-32Article in journal (Refereed)
    Abstract [en]

    Soil samples were collected from six locations representative of the Nyando River catchment area of the Lake Victoria over a period of two years. Sampling was done four times in the year in February, May, September and December 2005 and 2006 in farms where maize, tea, sugar cane, coffee, rice and vegetables have been grown over the years. This coincided with the effects of different seasons and farming activities on residue levels of the pesticides in use. The objective was to investigate levels and distribution of organochlorine pesticides that have either been banned or are restricted for use in Kenya. Organochlorine pesticides investigated were DDT, lindane, aldrin, dieldrin, heptachlor, endrin, endosulfan (both α- and β- isomers and endosulfan sulphate), the sum is called “total” or Σendosulfan and methoxychlor. Prior to the ban or restriction in use, these pesticides had found wide applications in public health for control of disease vectors and in agriculture for control of crop pests. The analysis revealed presence of all the targeted pesticides with the highest mean concentrations for methoxychlor 140 ± 1.5 μg/kg, Σendosulfan (30 ± 2.1 μg/kg), aldrin (18 ± 0.28 μg/kg), respectively. The results show the presence of these pesticides in soils in the basin and this could be impacting negatively on the ecosystem health of the area.

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  • 7.
    Abrahamsson, Louise
    Linköping University, Department of Thematic Studies, Tema Environmental Change.
    Improving methane production using hydrodynamic cavitation as pre-treatment2016Independent thesis Advanced level (degree of Master (Two Years)), 20 credits / 30 HE creditsStudent thesis
    Abstract [en]

    To develop anaerobic digestion (AD), innovative solutions to increase methane yields in existing AD processes are needed. In particular, the adoption of low energy pre-treatments to enhance biomass biodegradability is needed to provide efficient digestion processes increasing profitability. To obtain these features, hydrodynamic cavitation has been evaluated as an innovative solutions for AD of waste activated sludge (WAS), food waste (FW), macro algae and grass, in comparison with steam explosion (high energy pre-treatment). The effect of these two pre-treatments on the substrates, e.g. particle size distribution, soluble chemical oxygen demand (sCOD), biochemical methane potential (BMP) and biodegradability rate, have been evaluated. After two minutes of hydrodynamic cavitation (8 bar), the mean fine particle size decreased from 489- 1344 nm to 277- 381 nm (≤77% reduction) depending of the biomasses. Similar impacts were observed after ten minutes of steam explosion (210 °C, 30 bar) with a reduction in particle size between 40% and 70% for all the substrates treated.  In terms of BMP value, hydrodynamic cavitation caused significant increment only within the A. nodosum showing a post treatment increment of 44% compared to the untreated value, while similar values were obtained before and after treatment within the other tested substrates. In contrast, steam explosion allowed an increment for all treated samples, A. nodosum (+86%), grass (14%) and S. latissima (4%). However, greater impacts where observed with hydrodynamic cavitation than steam explosion when comparing the kinetic constant K. Overall, hydrodynamic cavitation appeared an efficient pre-treatment for AD capable to compete with the traditional steam explosion in terms om kinetics and providing a more efficient energy balance (+14%) as well as methane yield for A. nodosum.

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  • 8.
    Abreu, Fernanda
    et al.
    Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ, Brazil.
    Leão, Pedro
    Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ, Brazil.
    Vargas, Gabriele
    Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ, Brazil.
    Cypriano, Jefferson
    Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ, Brazil.
    Figueiredo, Viviane
    Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ, Brazil.
    Enrich Prast, Alex
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ, Brazil.
    Bazylinski, Dennis A.
    University of Nevada at Las Vegas, Las Vegas, NV, USA.
    Lins, Ulysses
    Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ, Brazil.
    Culture-independent characterization of a novel magnetotactic member affiliated to the Beta class of the Proteobacteria phylum from an acidic lagoon2018In: Environmental Microbiology, ISSN 1462-2912, E-ISSN 1462-2920, Vol. 20, no 7, p. 2615-2624Article in journal (Refereed)
    Abstract [en]

    Summary Magnetotactic bacteria (MTB) comprise a group of motile microorganisms common in most mesothermal aquatic habitats with pH values around neutrality. However, during the last two decades, a number of MTB from extreme environments have been characterized including: cultured alkaliphilic strains belonging to the Deltaproteobacteria class of the Proteobacteria phylum; uncultured moderately thermophilic strains belonging to the Nitrospirae phylum; cultured and uncultured moderately halophilic or strongly halotolerant bacteria affiliated with the Deltaproteobacteria and Gammaproteobacteria classes and an uncultured psychrophilic species belonging to the Alphaproteobacteria class. Here, we used culture-independent techniques to characterize MTB from an acidic freshwater lagoon in Brazil (pH ? 4.4). MTB morphotypes found in this acidic lagoon included cocci, rods, spirilla and vibrioid cells. Magnetite (Fe3O4) was the only mineral identified in magnetosomes of these MTB while magnetite magnetosome crystal morphologies within the different MTB cells included cuboctahedral (present in spirilla), elongated prismatic (present in cocci and vibrios) and bullet-shaped (present in rod-shaped cells). Intracellular pH measurements using fluorescent dyes showed that the cytoplasmic pH was close to neutral in most MTB cells and acidic in some intracellular granules. Based on 16S rRNA gene phylogenetic analyses, some of the retrieved gene sequences belonged to the genus Herbaspirillum within the Betaproteobacteria class of the Proteobacteria phylum. Fluorescent in situ hybridization using a Herbaspirillum-specific probe hybridized with vibrioid MTB in magnetically-enriched samples. Transmission electron microscopy of the Herbaspirillum-like MTB revealed the presence of many intracellular granules and a single chain of elongated prismatic magnetite magnetosomes. Diverse populations of MTB have not seemed to have been described in detail in an acid environment. In addition, this is the first report of an MTB phylogenetically affiliated with Betaproteobacteria class.

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  • 9.
    Ackerfors, Linnea
    et al.
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Hederén, Amanda
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Climate Transition in Municipalities: Identifying ways to assess transition processes through indicators2016Independent thesis Basic level (degree of Bachelor), 10 credits / 15 HE creditsStudent thesis
    Abstract [en]

    Climate change has been recognised as one of the biggest challenges of our time. To prevent further climate change impacts, nations at COP21 further stressed the need to mitigate their greenhouse gas emissions enough to prevent dangerous temperature rise and to adapt societies to become more resilient. Municipals have been found important actors in this transition due to their power to inflict change on a local level. However, there is a lack of methods to assess how transition is made due to the fact that transition is a fairly new approach to managing climate change combined with a lack of completed transitions in municipalities. The purpose of this study is to explore the use of indicators as a method to assess municipal transition processes. Focusing on two Swedish municipalities that have been deemed vulnerable but at the same time apt to combat climate change, this study uses a triangulation of methods that are divided into two phases. The first phase uses a literature review in order to create a scientifically based list of transition indicators. The second phase uses document analyses and interviews in order to test the indicators and analyse transition process on a local level. The study revealed that there are multiple barriers and triggers for transition such as conflicting interests, economic factors, political steering, knowledge building- and awareness and long term perspectives, but that there also exist important tools for municipal transition in the form of networks through multi-level collaborations and plans/objectives. The findings in this study also suggests that the use of indicators as a method to assess transition could be viable, but that it is limited due to its contextual nature and lack of successful transitions to compare with.

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    Bachelor Thesis 2016 Ackerfors & Hederén
  • 10.
    Adolfsson, Anna
    et al.
    Linköping University, Department of Thematic Studies, Tema Environmental Change.
    Johansson, Linnea
    Linköping University, Department of Thematic Studies, Tema Environmental Change.
    Nedskalning av globala visioner till lokala klimatstrategier: En analys av Oslo kommuns klimatstrategi2021Independent thesis Basic level (degree of Bachelor), 10 credits / 15 HE creditsStudent thesis
    Abstract [en]

    The purpose of the thesis is to analyze how downscaling of a global climate vision to a local context is expressed in Oslo Muncipality’s climate strategy. The choice of Oslo municipality's climate strategy as a study object was based on Oslo's collaboration with UN-Habitat, the nomination of Oslo as Europe's environmental capital in 2019 and Norway's petroleum operations. The document Klimastrategi mot Oslo 2030 (2020) has been analyzed on the basis of the concepts of Urbanity and Sustainable Transition, as well as the meaning of downsizing climate policy and three communication methods. The thesis is anchored in the previous research that treats Copenhagen and Stockholm. To answer the questions; which measures are presented as most important to become a zero-emission city in 2030? How are the links between the local climate strategy and global goal fulfillment described? What are the critical points of the strategy's measures and solutions? a qualitative analysis method is used where the empirical data and the scientific foundation are given equal space. Based on the concluding discussion, it appears from the conclusions that the largest measure in the climate strategy is the CCS facility at Klemetsrud. A fossil-free restructuring of the transport sector and a reduction in energy use are also important for Oslo to succeed in becoming a zero-emission city by 2030. It is highlighted that local emission accounting affects global target fulfillment. The critical points in the climate strategy that have been identified are; uncertainty regarding the future role of biofuels, the diffuse goal formulation in Indirect Emissions and the problem of following measures and solutions from the strategy for other international cities.

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  • 11.
    Aglert, Katja
    et al.
    Linköping University, Department of Thematic Studies, The Department of Gender Studies. Linköping University, Faculty of Arts and Sciences.
    Wibeck, Victoria
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Transdisciplinary Encounters between Arts and Environmental Humanities: The Seed Box as an Arena for Performing New Imaginaries2021In: Sex Ecologies / [ed] Stefanie Hessler, Cambridge, Massachusetts: MIT Press; Kunsthall Trondheim; The Seed Box , 2021, p. 27-34Chapter in book (Other academic)
  • 12.
    Agyemang, Kwame Boateng
    Linköping University, Department of Thematic Studies, Tema Environmental Change.
    Anaerobic Co-Digestion Of Food Waste And Kraft Pulp Fibre To Enhance Digestate Dewaterability2021Independent thesis Advanced level (degree of Master (Two Years)), 20 credits / 30 HE creditsStudent thesis
    Abstract [en]

    Digestate produced during anaerobic digestion of food waste is recognised as a good alternative to mineral fertilizer which could also be used to amend soil properties. This has conventionally been applied directly and unprocessed to nearby farms or processed and transported elsewhere. The latter option has gained recognition due to environmental restrictions coupled with soil nutrient management objectives but is an expensive venture. With increasing biogas production and AD plants across Europe, production of digestate has however exceeded its demand. Improving the dewaterability of the digestate has the benefit of reducing the cost and time of processing and handling. The principal aim of this experiment was to enhance the dewaterability of food waste digestate by the addition of pulp fibre to the AD process. In doing so, the study also investigated the effect of co-digestion of food waste and pulp fibre on the performance and stability of the digestion.

    Source separated food waste was digested at OLR of 3.5 ±0.1 g VS/L*d-1 for 163 days in 3 CSTRs with a working volume of 6L at HRT OF 23-26 days. Soft- and hardwood pulp fibres were added to 2 designated digesters for 104 days and increased stepwise at OLR of 0.5 ±0.1 g VS/L*d-1 PF until 1.5 ±0.1 g VS/L*d-1 PF with the 3rd digester serving as a control. 3 other post-digesters, each with a working volume of 1.41L were operated for 104 days with sludge from the 3 main digesters serving as inoculum and substrate. This was run at HRT of 7 days. 

    Pulp fibre addition of 1.5 ±0.1 g VS/L*d-1 OLR to 3.5 ±0.1 g VS/L*d-1 food waste increased the total biogas and methane production to 35-40% and 21-32% respectively. Though recording a higher biogas production, the corresponding specific methane production from the fibre addition was 12-8% lower than food waste digestion. Analysis of the digestate from post digestion showed that CST increased linearly from 595 ±13s for food waste digestate to 962 ±19s for pulp fibre addition. The experiment established a positive correlation between CST and organic matter content. Suspended solids increased from 128 ±10 mg/l for FW digestate to 177 ±12 – 237 ±10 mg/l for fibre addition. Addition of kraft pulp fibre types did not enhance the dewaterability of the digestate. However, the total methane production was enhanced by the addition of pulp fibre. 

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  • 13.
    Almeida, Nazare da Silva
    et al.
    Univ Sao Paulo, Brazil.
    Sawakuchi, Henrique
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Umea Univ, Sweden.
    Teixeira, C. A. S.
    Univ Sao Paulo, Brazil.
    Bertassoli, D. J. Jr.
    Univ Sao Paulo, Brazil.
    Furukawa, L. Y.
    Univ Sao Paulo, Brazil.
    Pelissari, M.
    Univ Sao Paulo, Brazil.
    Sawakuchi, A. O.
    Univ Sao Paulo, Brazil.
    Incubation experiments to constrain the production of methane and carbon dioxide in organic-rich shales of the Permian Irati Formation, Parana Basin2020In: Marine and Petroleum Geology, ISSN 0264-8172, E-ISSN 1873-4073, Vol. 112, article id UNSP 104039Article in journal (Refereed)
    Abstract [en]

    The Permian Irati Formation in Brazil hosts organic-rich shales and heavy hydrocarbons suitable for biogenic production of methane (CH4) and carbon dioxide (CO2). In this study, shale samples from the irati Formation were used in laboratory incubation experiments performed under different temperatures (22 degrees C, 50 degrees C, 70 degrees C and 80 degrees C) to evaluate the generation of CH4 and CO2 under thermal conditions compatible with biodegradation in shallow gas systems (amp;lt; 80 degrees C). Despite our laboratory experiments do not represent natural subsurface temperature conditions, it is observed that the concentrations of CH4 and CO2 increase when shale samples are incubated under temperature higher than 22 degrees C. Samples incubated at 80 degrees C presented a maximum CH4 yield of 2.45 ml/t.d (milliliter per ton of shale per day) compared to 0,49 ml/t.d at 22 degrees C, 1.75 ml/t.d at 50 degrees C and 2.09 ml/t.d at 70 degrees C. The same trend of increasing production rates with higher temperatures was observed for CO2, with maximum potential production observed under a laboratory temperature of 80 degrees C, reaching 23.47 ml/t.d. Stable carbon isotopes (delta C-13) on CH4 and CO2 suggest a mixture of thermogenic and secondary microbial gas. However, the measured CH4 and CO2 can be generated through methanogenic degradation of heavy hydrocarbons present in the studied shales, difficulting the use of carbon isotope composition to discriminate between biogenic and thermogenic gases. The studied shale samples showed significant differences in CH4 and CO2 production rates, which are possibly related to the major elements composition of the mineral matrix. Higher CH4 and CO2 production rates occurred in samples with higher amount of sulfur. Besides sulfur, we highlight that others soluble elements in the mineral matrix, such as Ca and Mg, can play an important role for the generation of biogenic CH4 and CO2. The present work intends to alert for the importance of thermal conditions as well as the geochemical composition of the mineral matrix to build conceptual models about shallow gas systems, acting on organic-rich shales in sedimentary basins.

  • 14.
    Amars, Latif
    et al.
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR. Independent Climate Researcher, Dar es Salaam, Tanzania.
    Fridahl, Mathias
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Hagemann, Markus
    NewClimate Institute, Germany.
    Röser, Frauke
    NewClimate Institute, Germany.
    Linnér, Björn-Ola
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Department of Thematic Studies, Centre for Climate Science and Policy Research.
    The transformational potential of Nationally Appropriate Mitigation Actions in Tanzania: assessing the concept’s cultural legitimacy among stakeholders in the solar energy sector2017In: Local Environment: the International Journal of Justice and Sustainability, ISSN 1354-9839, E-ISSN 1469-6711, Vol. 22, no 1, p. 86-105Article in journal (Refereed)
    Abstract [en]

    While energy-sector emissions remain the biggest source of climate change, many least-developed countries still invest in fossil-fuel development paths. These countries generally have high levels of fossil fuel technology lock-in and low capacities to change, making the shift to sustainable energy difficult. Tanzania, a telling example, is projected to triple fossil-fuel power production in the next decade. This article assesses the potential to use internationally supported Nationally Appropriate Mitigation Actions (NAMAs) to develop solar energy in Tanzania and contribute to transformational change of the electricity supply system. By assessing the cultural legitimacy of NAMAs among key stakeholders in the solar energy sector, we analyse the conditions for successful uptake of the concept in (1) national political thought and institutional frameworks and (2) the solar energy niche. Interview data are analysed from a multi-level perspective on transition, focusing on its cultural dimension. Several framings undermining legitimacy are articulated, such as attaching low-actor credibility to responsible agencies and the concept’s poor fit with political priorities. Actors that discern opportunities for NAMAs could, however, draw on a framing of high commensurability between experienced social needs and opportunities to use NAMAs to address them through climate compatible development. This legitimises NAMAs and could challenge opposing framings.

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  • 15.
    Ammenberg, Jonas
    et al.
    Linköping University, Department of Management and Engineering, Environmental Technology and Management. Linköping University, The Institute of Technology. Linköping University, Biogas Solutions Research Center.
    Svensson, Bo
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Biogas Solutions Research Center.
    Karlsson, Magnus
    Linköping University, Department of Management and Engineering, Energy Systems. Linköping University, Biogas Solutions Research Center.
    Svensson, Niclas
    Linköping University, Department of Management and Engineering, Environmental Technology and Management. Linköping University, The Institute of Technology. Linköping University, Biogas Solutions Research Center.
    Björn, Annika
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Biogas Solutions Research Center.
    Karlsson, Martin
    Linköping University, Department of Physics, Chemistry and Biology, Chemistry. Linköping University, The Institute of Technology. Linköping University, Biogas Solutions Research Center.
    Tonderski, Karin
    Linköping University, Department of Physics, Chemistry and Biology, Biology. Linköping University, The Institute of Technology. Linköping University, Biogas Solutions Research Center.
    Eklund, Mats
    Linköping University, Department of Management and Engineering, Environmental Technology and Management. Linköping University, The Institute of Technology. Linköping University, Biogas Solutions Research Center.
    Biogas Research Center, BRC: Slutrapport för etapp 12015Report (Other academic)
    Abstract [en]

    Biogas Research Center (BRC) is a center of excellence in biogas research funded by the Swedish Energy Agency, Linköping University and a number of external organizations with one-third each. BRC has a very broad interdisciplinary approach, bringing together biogas-related skills from several areas to create interaction on many levels:

    • between industry, academia and society,
    • between different perspectives, and
    • between different disciplines and areas of expertise.

    BRC’s vision is:

    BRC contributes to the vision by advancing knowledge and technical development, as well as by facilitating development, innovation and business. Resource efficiency is central, improving existing processes and systems as well as establishing biogas solutions in new sectors and enabling use of new substrates.

    For BRC phase 1, the first two year period from 2012-2014, the research projects were organized in accordance with the table below showing important challenges for biogas producers and other stakeholders, and how these challenges were tackled in eight research projects. Five of the projects had an exploratory nature, meaning that they were broader, more future oriented and, for example, evaluated several different technology paths (EP1-5). Three projects focused more on technology and process development (DP6-8).

    This final report briefly presents the background and contains some information about competence centers in general. Thereafter follows more detailed information about BRC, for example, regarding the establishment, relevance, organization, vision, corner stones and development. The participating organizations are presented, both the research groups within Linköping University and the partners and members. Further on, there is a more detailed introduction to and description of the challenges mentioned in the table above and a short presentation from each of the research projects, followed by some sections dealing with fulfillment of objectives and an external assessment of BRC. Detailed, listed information is commonly provided in the appendices.

    Briefly, the fulfillment of objectives is good and it is very positive that so many scientific articles have been published (or are to be published) from the research projects and also within the wider center perspective. Clearly, extensive and relevant activities are ongoing within and around BRC. In phase 2 it essential to increase the share of very satisfied partners and members, where now half of them are satisfied and the other half is very satisfied. For this purpose, improved communication, interaction and project management are central. During 2015, at least two PhD theses are expected, to a large extent based on the research from BRC phase 1.

    In the beginning of 2014 an external assessment of BRC was carried out, with the main purpose to assess how well the center has been established and to review the conditions for a future, successful competence center. Generally, the outcome was very positive and the assessors concluded that BRC within a short period of time had been able to establish a well-functioning organization engaging a large share of the participants within relevant areas, and that most of the involved actors look upon BRC as a justifiable and well working investment that they plan to continue to support. The assessment also contributed with several relevant tips of improvements and to clarify challenges to address.

    This report is written in Swedish, but for each research project there will be reports and/or scientific papers published in English.

    The work presented in this report has been financed by the Swedish Energy Agency and the participating organizations.

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  • 16.
    Amora-Nogueira, Leonardo
    et al.
    Biomass & Water Management Res Ctr NAB UFF, Brazil; Fluminense Fed Univ UFF, Brazil; Fluminense Fed Univ, Brazil.
    Sanders, Christian J.
    Southern Cross Univ, Australia.
    Enrich Prast, Alex
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Univ Fed Rio de Janeiro, Brazil.
    Monteiro Sanders, Luciana Silva
    Biomass & Water Management Res Ctr NAB UFF, Brazil; Fluminense Fed Univ UFF, Brazil; Fluminense Fed Univ, Brazil; Southern Cross Univ, Australia.
    Abuchacra, Rodrigo Coutinho
    Biomass & Water Management Res Ctr NAB UFF, Brazil; State Univ Rio de Janeiro UERJ FFP, Brazil.
    Moreira-Turcq, Patricia F.
    Inst Rech Dev IRD, France.
    Cordeiro, Renato Campello
    Fluminense Fed Univ, Brazil.
    Gauci, Vincent
    Univ Birmingham, England; Univ Birmingham, England.
    Moreira, Luciane Silva
    Fluminense Fed Univ, Brazil.
    Machado-Silva, Fausto
    Univ Toledo, OH 43606 USA; Univ Fed Rio de Janeiro, Brazil.
    Libonati, Renata
    Univ Fed Rio de Janeiro, Brazil; Univ Lisbon, Portugal; Univ Lisbon, Portugal.
    Fonseca, Thairiny
    Biomass & Water Management Res Ctr NAB UFF, Brazil; Fluminense Fed Univ UFF, Brazil; Fluminense Fed Univ, Brazil.
    Francisco, Cristiane Nunes
    Fluminense Fed Univ, Brazil.
    Marotta, Humberto
    Biomass & Water Management Res Ctr NAB UFF, Brazil; Fluminense Fed Univ UFF, Brazil; Fluminense Fed Univ, Brazil.
    Tropical forests as drivers of lake carbon burial2022In: Nature Communications, E-ISSN 2041-1723, Vol. 13, no 1, article id 4051Article in journal (Refereed)
    Abstract [en]

    A significant proportion of carbon (C) captured by terrestrial primary production is buried in lacustrine ecosystems, which have been substantially affected by anthropogenic activities globally. However, there is a scarcity of sedimentary organic carbon (OC) accumulation information for lakes surrounded by highly productive rainforests at warm tropical latitudes, or in response to land cover and climate change. Here, we combine new data from intensive campaigns spanning 13 lakes across remote Amazonian regions with a broad literature compilation, to produce the first spatially-weighted global analysis of recent OC burial in lakes (over ~50-100-years) that integrates both biome type and forest cover. We find that humid tropical forest lake sediments are a disproportionately important global OC sink of 7.4 Tg C yr−1 with implications for climate change. Further, we demonstrate that temperature and forest conservation are key factors in maintaining massive organic carbon pools in tropical lacustrine sediments.

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  • 17.
    Amora-Nogueira, Leonardo
    et al.
    Biomass & Water Management Res Ctr NAB UFF, Brazil; Fluminense Fed Univ UFF, Brazil; Fluminense Fed Univ, Brazil.
    Sanders, Christian J.
    Southern Cross Univ, Australia.
    Enrich Prast, Alex
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Inst Sea, Brazil; Univ Fed Rio de Janeiro, Brazil.
    Sanders, Luciana Silva Monteiro
    Biomass & Water Management Res Ctr NAB UFF, Brazil; Fluminense Fed Univ UFF, Brazil; Fluminense Fed Univ, Brazil; Southern Cross Univ, Australia.
    Abuchacra, Rodrigo Coutinho
    Biomass & Water Management Res Ctr NAB UFF, Brazil; State Univ Rio de Janeiro UERJ FFP, Brazil.
    Moreira-Turcq, Patricia F.
    IRD, France.
    Cordeiro, Renato Campello
    Fluminense Fed Univ, Brazil.
    Gauci, Vincent
    Univ Birmingham, England.
    Moreira, Luciane Silva
    Fluminense Fed Univ, Brazil.
    Machado-Silva, Fausto
    Univ Toledo, OH 43606 USA; Univ Fed Rio de Janeiro, Brazil.
    Libonati, Renata
    Univ Fed Rio de Janeiro, Brazil; Univ Lisbon, Portugal; Univ Lisbon, Portugal.
    Fonseca, Thairiny
    Biomass & Water Management Res Ctr NAB UFF, Brazil; Fluminense Fed Univ UFF, Brazil; Fluminense Fed Univ, Brazil.
    Francisco, Cristiane Nunes
    Fluminense Fed Univ, Brazil.
    Marotta, Humberto
    Biomass & Water Management Res Ctr NAB UFF, Brazil; Fluminense Fed Univ UFF, Brazil; Fluminense Fed Univ, Brazil.
    Correction: Tropical forests as drivers of lake carbon burial (vol 13, 4051, 2022)2023In: Nature Communications, E-ISSN 2041-1723, Vol. 14, no 1, article id 3282Article in journal (Other academic)
  • 18.
    Amora-Nogueira, Leonardo
    et al.
    Univ Fed Fluminense, Brazil; Fluminense Fed Univ UFF, Brazil; Fluminense Fed Univ, Brazil.
    Smoak, Joseph M.
    Univ S Florida, FL USA.
    Abuchacra, Rodrigo C.
    Univ Fed Fluminense, Brazil; State Univ Rio de Janeiro UERJ FFP, Brazil.
    Carvalho, Carla
    Fluminense Fed Univ, Brazil.
    Ribeiro, Fernando C. A.
    Inst Radiat Protect & Dosimetry IRD, Brazil.
    Martins, Kevin C.
    Univ Fed Fluminense, Brazil; Fluminense Fed Univ, Brazil.
    Fonseca-Oliveira, Ana L.
    Univ Fed Fluminense, Brazil; Fluminense Fed Univ UFF, Brazil; Fluminense Fed Univ, Brazil.
    Carvalho, Manuela
    Univ Fed Fluminense, Brazil; Fluminense Fed Univ UFF, Brazil.
    Machado, Luiza P.
    Univ Fed Fluminense, Brazil; Fluminense Fed Univ UFF, Brazil.
    Souza, Allana F. F.
    Univ Fed Fluminense, Brazil; Fluminense Fed Univ UFF, Brazil; Fluminense Fed Univ, Brazil.
    da Silva, Andre L. C.
    State Univ Rio de Janeiro UERJ FFP, Brazil.
    Enrich Prast, Alex
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Oliveira, Vinicius P.
    Univ Fed Rio de Janeiro, Brazil.
    Sanders, Christian J.
    Southern Cross Univ, Australia.
    Sanders, Luciana M.
    Southern Cross Univ, Australia.
    Marotta, Humberto
    Univ Fed Fluminense, Brazil; Fluminense Fed Univ UFF, Brazil; Fluminense Fed Univ, Brazil; State Univ Rio de Janeiro UERJ FFP, Brazil.
    Linking centennial scale anthropogenic changes and sedimentary records as lessons for urban coastal management2023In: Science of the Total Environment, ISSN 0048-9697, E-ISSN 1879-1026, Vol. 902, article id 165620Article in journal (Refereed)
    Abstract [en]

    Coastal eutrophication and urban flooding are increasingly important components of global change. Although increased seawater renewal by barrier openings and channelizing are common mitigation measures in coastal lagoons worldwide, their effects on these ecosystems are not fully understood. Here, we evaluated the re-lationships between human interventions in the watershed, artificial connections to the sea, and the sediment burial rates in an urban coastal lagoon (Maric & PRIME;a lagoon, Southeastern Brazil). Sediment accretion along with nutrient and carbon burial rates were determined in two sediment cores representing the past-120 years (210Pb dating) and associated with anthropogenic changes as indicated by historical records and geoinformation ana-lyses. Lagoon infilling and eutrophication, expressed by the average sediment accretion, TP, TN, and OC burial rates, respectively, increased-9-18, 13-15, 11-14 and 11-12-fold from the earliest (<1950) to the most recent (2000-2017) period. These multi-proxy records confirm mechanistic links between deforestation, urbanization, and untreated sewage discharges. In addition, our findings reveal artificial connections to the sea may contribute to lagoonal eutrophication and infilling, particularly when not integrated with sewage treatment and forest conservation or reforestation in the watershed. Therefore, increased seawater renewal by physical interventions commonly considered as mitigation measures may in contrast cause severe degradation in coastal lagoons, causing harmful consequences that should be not neglected when implementing management practices.

  • 19.
    Anacleto, Thuane Mendes
    et al.
    Univ Fed Rio de Janeiro, Brazil; Univ Fed Rio de Janeiro, Brazil.
    Kozlowsky-Suzuki, Betina
    Fed Univ State Rio De Janeiro, Brazil; Fed Univ State Rio De Janeiro, Brazil; Fed Univ State Rio De Janeiro, Brazil.
    Björn, Annika
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Biogas Solutions Research Center.
    Shakeri Yekta, Sepehr
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Biogas Solutions Research Center.
    Masuda, Laura Shizue Moriga
    Ch Mendes Inst Biodivers Conservat ICMBio, Brazil.
    de Oliveira, Vinicius Peruzzi
    Univ Fed Rio de Janeiro, Brazil.
    Enrich Prast, Alex
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Biogas Solutions Research Center. Univ Fed Rio de Janeiro, Brazil; Fed Univ Sao Paulo IMar UNIFESP, Brazil.
    Methane yield response to pretreatment is dependent on substrate chemical composition: a meta-analysis on anaerobic digestion systems2024In: Scientific Reports, E-ISSN 2045-2322, Vol. 14, no 1, article id 1240Article in journal (Refereed)
    Abstract [en]

    Proper pretreatment of organic residues prior to anaerobic digestion (AD) can maximize global biogas production from varying sources without increasing the amount of digestate, contributing to global decarbonization goals. However, the efficiency of pretreatments applied on varying organic streams is poorly assessed. Thus, we performed a meta-analysis on AD studies to evaluate the efficiencies of pretreatments with respect to biogas production measured as methane yield. Based on 1374 observations our analysis shows that pretreatment efficiency is dependent on substrate chemical dominance. Grouping substrates by chemical composition e.g., lignocellulosic-, protein- and lipid-rich dominance helps to highlight the appropriate choice of pretreatment that supports maximum substrate degradation and more efficient conversion to biogas. Methane yield can undergo an impactful increase compared to untreated controls if proper pretreatment of substrates of a given chemical dominance is applied. Non-significant or even adverse effects on AD are, however, observed when the substrate chemical dominance is disregarded.

  • 20.
    Anacleto, Thuane Mendes
    et al.
    Univ Fed Rio de Janeiro, Brazil; Univ Fed Rio de Janeiro, Brazil.
    Kozlowsky-Suzuki, Betina
    Univ Fed Estado Rio de Janeiro, Brazil.
    Wilson, Alan E.
    Auburn Univ, AL 36849 USA.
    Enrich Prast, Alex
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Biogas Research Center. Univ Fed Rio de Janeiro, Brazil; Fed Univ Sao Paulo IMar UNIFESP, Brazil.
    Comprehensive Meta-Analysis of Pathways to Increase Biogas Production in the Textile Industry2022In: Energies, E-ISSN 1996-1073, Vol. 15, no 15, article id 5574Article in journal (Refereed)
    Abstract [en]

    The textile industry is one of the largest environmental polluters in the world. Although waste management via anaerobic digestion (AD) is a sustainable strategy to transform waste into clean energy and water recovery, the efficiency of the AD process is reduced by the presence of recalcitrant materials, chemicals, and toxic contents. This study aims to investigate the performance of several chemical, physical, and biological pretreatments applied to improve the biodegradability of textile waste. We performed a meta-analysis with 117 data extracted from 13 published articles that evaluated the efficiency of pretreatments applied to textile waste prior to AD to increase biogas production measured as methane (CH4) yield. Even though the majority of the studies have focused on the effect of chemical and physical pretreatments, our results showed that the application of biological pretreatments are more efficient and eco-friendlier. Biological pretreatments can increase CH4 yield by up to 360% with lower environmental risk and lower operating costs, while producing clean energy and a cleaner waste stream. Biological pretreatments also avoid the addition of chemicals and favor the reuse of textile wastewater, decreasing the current demand for clean water and increasing resource circularity in the textile industry.

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  • 21.
    Anacleto, Thuane Mendes
    et al.
    Univ Fed Rio de Janeiro, Brazil.
    Oliveira, Helena Rodrigues
    Univ Fed Rio de Janeiro, Brazil.
    Diniz, Vinicius Lacerda
    Univ Fed Rio de Janeiro, Brazil.
    de Oliveira, Vinicius Peruzzi
    Univ Fed Rio de Janeiro, Brazil.
    Abreu, Fernanda
    Univ Fed Rio de Janeiro, Brazil.
    Enrich-Prast, Alex
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Biogas Research Center. Univ Fed Rio de Janeiro, Brazil; Fed Univ Sao Paulo IMar UNIFESP, Brazil.
    Boosting manure biogas production with the application of pretreatments: A meta-analysis2022In: Journal of Cleaner Production, ISSN 0959-6526, E-ISSN 1879-1786, Vol. 362, article id 132292Article in journal (Refereed)
    Abstract [en]

    Anaerobic digestion (AD) is a versatile manure management approach that can combine waste treatment, energy generation and nutrient recovery, thus playing a central role in circular economy. The AD process is highly influenced by manure composition which, depending on the source, may contain high loads recalcitrant materials (e.g., lignocellulosic and fibers) or lead to the formation of toxic compounds (e.g., NH3), decreasing the energetic potential of the waste and requiring specific pretreatments to increase its degradability and biogas production. Although there are distinctions in the chemical composition of manure according to animal diets, different manure sources are usually grouped together, leading to a suboptimal performance of both the pretreatment and the AD process. Here, we performed a meta-analysis of 54 studies to evaluate the effects of different pretreatments on different manure types and their effect on methane (CH4) yield and we estimated the energy potential if the appropriate pretreatment is applied to largest manure producing countries. The results showed that chemical and/or biological pretreatments were more effective for omnivore manure (e.g., swine, chicken), while physical and a combination of chemical and physical pretreatments negatively affected CH4 production. Physical and/or chemical pretreatments had a positive effect on CH4 yield from herbivore manure (e. g., cattle, horses), while biological pretreatments had a negative effect. The application of the adequate pretreatment can more than double the energy recovered from manure, allowing for an important substitution of fossil fuels, while decreasing operational costs and environmental risks and ultimately improving profitability. The development of pretreatment technologies and their application are strongly related to public policies for sustainable manure management and biogas use and production.

  • 22. Order onlineBuy this publication >>
    Andersson, Anna
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Uncharted Waters: Non-target analysis of disinfection by-products in drinking water2021Doctoral thesis, comprehensive summary (Other academic)
    Abstract [en]

    Disinfection by-products (DBPs) are potentially toxic compounds formed when drinking water is treated with disinfectants, such as chlorine or chloramine. A large proportion of the exposure to DBPs is still unknown and the health risks observed through epidemiological studies cannot be explained by DBPs known today. In this thesis, a part of the unknown DBP fraction is investigated, covering a wide range of non-volatile, chlorine/bromine-containing DBPs. The goals were to investigate how the compositions of these DBPs differ between water treatment plants, how their occurrence changes in the distribution system until reaching consumers and how new treatment techniques can reduce their formation and toxicity. To analyze unknown DBPs, a non-targeted approach adopting ultra-high-resolution mass spectrometry, Fourier transform ion cyclotron resonance mass spectrometry (FT-ICR MS), was used, where the mass of molecules is measured with such accuracy that the elemental composition of individual DBPs can be calculated. A panel of bioassays was used to assess the combined toxic effects from these DBP mixtures. 

    The results show that the formation of these DBPs to a large extent was specific to each water treatment plant and that local conditions influenced DBP formation, based on e.g., the abundance of organic material with certain chemical structures, bromide and disinfection procedure and agent (chlorine or chloramine). The DBPs were detected in both chlorinated and chloraminated water and in all tap water samples, demonstrating that they are part of human exposure. The number of DBP formulae decreased and the DBP composition changed between drinking water treatment and consumer taps, suggesting that DBP exposure to consumers is not necessarily resembling measurements at the treatment plants. Evaluation of new treatment techniques showed that suspended ion exchange and ozonation have potential to decrease the formation and toxic effects of DBPs and that the removal of organic matter can influence qualitative aspects of DBP formation, such as the proportions of chlorine-containing (less toxic) versus bromine-containing (more toxic) DBPs. Through increased knowledge about the role and relevance of non-volatile DBPs, this work can contribute to future monitoring and actions to reduce the health risks associated with DBPs in chlorinated or chloraminated drinking water. 

    List of papers
    1. Waterworks-specific composition of drinking water disinfection by-products
    Open this publication in new window or tab >>Waterworks-specific composition of drinking water disinfection by-products
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    2019 (English)In: Environmental Science: Water Research & Technology, ISSN 2053-1400, E-ISSN 2053-1419, no 5, p. 861-872Article in journal (Refereed) Published
    Abstract [en]

    Reactions between chemical disinfectants and natural organic matter (NOM) upon drinking water treatment result in formation of potentially harmful disinfection by-products (DBPs). The diversity of DBPs formed is high and a large portion remains unknown. Previous studies have shown that non-volatile DBPs are important, as much of the total toxicity from DBPs has been related to this fraction. To further understand the composition and variation of DBPs associated with this fraction, non-target analysis with ultrahigh resolution Fourier transform ion cyclotron resonance mass spectrometry (FT-ICR MS) was employed to detect DBPs at four Swedish waterworks using different types of raw water and treatments. Samples were collected five times covering a full year. A common group of DBPs formed at all four waterworks was detected, suggesting a similar pool of DBP precursors in all raw waters that might be related to phenolic moieties. However, the largest proportion (64–92%) of the assigned chlorinated and brominated molecular formulae were unique, i.e. were solely found in one of the four waterworks. In contrast, the compositional variations of NOM in the raw waters and samples collected prior to chemical disinfection were rather limited.This indicated that waterworks-specific DBPs presumably originated from matrix effects at the point of disinfection, primarily explained by differences in bromide levels, disinfectants (chlorine versus chloramine) and different relative abundances of isomers among the NOM compositions studied. The large variation of observed DBPs in the toxicologically relevant non-volatile fraction indicates that non-targeted monitoring strategies might be valuable to ensure relevant DBP monitoring in the future.

    Place, publisher, year, edition, pages
    Cambridge: Royal Society of Chemistry, 2019
    Keywords
    Drinking water, Drinking water treatment, Disinfection, Disinfection by-products, DBP, Chlorine, Chloramine, natural organic matter, high resolution mass spectrometry, Fourier transform ion cyclotron resonance mass spectrometry, FT-ICR MS, Dricksvatten, Desinfektionsbiprodukter, Klor, Kloramin, Reningsprocesser, Naturligt organiskt material
    National Category
    Analytical Chemistry Organic Chemistry Environmental Sciences Water Engineering
    Identifiers
    urn:nbn:se:liu:diva-156342 (URN)10.1039/c9ew00034h (DOI)000471671000004 ()
    Funder
    Swedish Research Council Formas, 2013-1077
    Note

    Funding agencies: Swedish Research Council for Sustainable Development, FORMAS [2013-1077]; University of Maryland Center for Environmental Science [5618]

    Available from: 2019-04-16 Created: 2019-04-16 Last updated: 2023-08-25Bibliographically approved
    2. Selective removal of natural organic matter during drinking water production changes the composition of disinfection by-products
    Open this publication in new window or tab >>Selective removal of natural organic matter during drinking water production changes the composition of disinfection by-products
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    2020 (English)In: Environmental Science: Water Research & Technology, ISSN 2053-1400, E-ISSN 2053-1419, Vol. 6, no 3, p. 779-794Article in journal (Refereed) Published
    Abstract [en]

    Disinfection by-products (DBPs) are potentially toxic compounds formed upon chemical disinfection of drinking water. Controlling the levels and characteristics of dissolved organic matter (DOM) as precursor material for DBPs is a major target to reduce DBP formation. A pilot-scale treatment including suspended ion exchange (SIX (R)), a ceramic microfilter (CeraMac (R)) with in-line coagulation and optional pre-ozonation followed by granular activated carbon (GAC) filtration was compared with a conventional full-scale treatment based on DOM removal and DBP formation using Fourier transform ion cyclotron resonance mass spectrometry (FT-ICR MS), rapid fractionation, liquid chromatography organic carbon detection (LC-OCD), adsorbable organic halogens (AOX) and trihalomethane (THM) analysis. The new treatment combination showed different selectivity for DOM removal, compared to the conventional, leading to changes in composition of the DBPs formed. SIX (R) and GAC had the largest impacts on reducing AOX and THM formation potentials but the high adsorptive capacity of GAC affected the diversity of detected DBPs most. Chlorination and chloramination of pilot treated water with doses normally used in Sweden produced low levels of AOX compared to the full-scale treatment, but FT-ICR MS revealed an abundance of brominated DBP species in contrast with the conventional treatment, which were dominated by chlorinated DBPs. This finding was largely linked to the high DOM removal by the pilot treatment, causing an increased Br-/C ratio and a higher formation of HOBr. Potential increases in Br-DBPs are important to consider in minimizing health risks associated with DBPs, because of the supposed higher toxicity of Br-DBPs compared to Cl-DBPs.

    Place, publisher, year, edition, pages
    ROYAL SOC CHEMISTRY, 2020
    National Category
    Water Treatment
    Identifiers
    urn:nbn:se:liu:diva-164858 (URN)10.1039/c9ew00931k (DOI)000519272700026 ()
    Note

    Funding Agencies|Swedish Research Council for Sustainable Development, FORMASSwedish Research Council Formas [2013-1077]; Svenskt Vatten Utveckling [16-104]; Stockholm Vatten och Avfall; Norrvatten

    Available from: 2020-03-30 Created: 2020-03-30 Last updated: 2023-08-25
    3. Innovative drinking water treatment techniques reduce the disinfection-induced oxidative stress and genotoxic activity
    Open this publication in new window or tab >>Innovative drinking water treatment techniques reduce the disinfection-induced oxidative stress and genotoxic activity
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    2019 (English)In: Water Research, ISSN 0043-1354, E-ISSN 1879-2448, Vol. 5, p. 182-192Article in journal (Refereed) Published
    Abstract [en]

    Disinfection of drinking water using chlorine can lead to the formation of genotoxic by-products whenchlorine reacts with natural organic matter (NOM). A vast number of such disinfection by-products(DBPs) have been identified, making it almost impossible to routinely monitor all DBPs with chemicalanalysis. In this study, a bioanalytical approach was used, measuring oxidative stress (Nrf2 activity),genotoxicity (micronucleus test), and aryl hydrocarbon receptor (AhR) activation to evaluate an innovativewater treatment process, including suspended ion exchange, ozonation, in-line coagulation,ceramic microfiltration, and granular activated carbon. Chlorination was performed in laboratory scaleafter each step in the treatment process in order to investigate the effect of each treatment process to theformation of DBPs. Suspended ion exchange had a high capacity to remove dissolved organic carbon(DOC) and to decrease UV absorbance and Nrf2 activity in non-chlorinated water. High-dose chlorination(10 mg Cl2 L-1) of raw water caused a drastic induction of Nrf2 activity, which was decreased by 70% inwater chlorinated after suspended ion exchange. Further reduction of Nrf2 activity following chlorinationwas achieved by ozonation and the concomitant treatment steps. The ozonation treatment resulted indecreased Nrf2 activity in spite of unchanged DOC levels. However, a strong correlation was found betweenUV absorbing compounds and Nrf2 activity, demonstrating that Nrf2 inducing DBPs were formedfrom pre-cursors of a specific NOM fraction, constituted of mainly aromatic compounds. Moreover, highdosechlorination of raw water induced genotoxicity. In similarity to the DOC levels, UV absorbance andNrf2 activity, the disinfection-induced genotoxicity was also reduced by each treatment step of theinnovative water treatment technique. AhR activity was observed in the water produced by the conventionalprocess and in the raw water, but the activity was clearly decreased by the ozonation step inthe innovative water treatment process.

    Place, publisher, year, edition, pages
    Elsevier, 2019
    Keywords
    Drinking water, disinfection byproducts, oxidative stress, Nrf2, genotoxicity
    National Category
    Environmental Sciences Oceanography, Hydrology and Water Resources Public Health, Global Health, Social Medicine and Epidemiology Occupational Health and Environmental Health Food Science
    Identifiers
    urn:nbn:se:liu:diva-155072 (URN)10.1016/j.watres.2019.02.052 (DOI)000464488500018 ()30849732 (PubMedID)2-s2.0-85062423705 (Scopus ID)
    Funder
    Swedish Research Council Formas, 2013-01077
    Note

    Funding agencies: Swedish Research Council Formas, Sweden [2014-1435, 2012-2124, 2018-02191, 2013-01077]; Linkoping University; SLU environmental monitoring programme on a Nontoxic environment

    Available from: 2019-03-12 Created: 2019-03-12 Last updated: 2021-02-15Bibliographically approved
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  • 23.
    Andersson, Anna
    et al.
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Ashiq, Muhammad Jamshaid
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Shoeb, Mohammad
    Department of Chemistry, University of Dhaka, Dhaka, Bangladesh.
    Karlsson, Susanne
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Bastviken, David
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Kylin, Henrik
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Research Unit: Environmental Sciences and Management, North-West University, Potchefstroom, South Africa.
    Evaluating gas chromatography with a halogen-specific detector for the determination of disinfection by-products in drinking water2019In: Environmental Science and Pollution Research, ISSN 0944-1344, E-ISSN 1614-7499, Vol. 26, p. 7305-7314Article in journal (Refereed)
    Abstract [en]

    The occurrence of disinfection by-products (DBPs) in drinking water has become an issue of concern during the past decades. The DBPs pose health risks and are suspected to cause various cancer forms, be genotoxic and have negative developmental effects. The vast chemical diversity of DBPs makes comprehensive monitoring challenging. Only few of the DBPs are regulated and included in analytical protocols. In this study, a method for simultaneous measurement of 20 DBPs from five different structural classes (both regulated and non-regulated) was investigated and further developed for 11 DBPs using solid phase extraction and gas chromatography coupled with a halogen specific detector (XSD). The XSD was highly selective towards halogenated DBPs, providing chromatograms with little noise. The method allowed detection down to 0.05 µg/L and showed promising results for the simultaneous determination of a range of neutral DBP classes. Compounds from two classes of emerging DBPs, more cytotoxic than the “traditional” regulated DBPs, were successfully determined using this method. However, haloacetic acids (HAAs) should be analyzed separately as some HAA methyl esters may degrade giving false positives of trihalomethanes (THMs). The method was tested on real water samples from two municipal waterworks where the target DBP concentrations were found below the regulatory limits of Sweden.

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    Evaluating gas chromatography with a halogen-specific detectorfor the determination of disinfection by-products in drinking water
  • 24.
    Andersson, Anna
    et al.
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Gonsior, Michael
    Univ Maryland, MD 20688 USA.
    Harir, Mourad
    German Res Ctr Hlth & Environm, Germany; Tech Univ Munich, Germany.
    Hertkorn, Norbert
    German Res Ctr Hlth & Environm, Germany.
    Schmitt-Kopplin, Philippe
    German Res Ctr Hlth & Environm, Germany; Tech Univ Munich, Germany.
    Powers, Leanne
    Univ Maryland, MD 20688 USA.
    Kylin, Henrik
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. North West Univ, South Africa.
    Hellstrom, Daniel
    Norrvatten, Sweden.
    Nilsson, Kerstin
    VA SYD, Sweden.
    Pettersson, Amma
    Nodra, Sweden.
    Stavklint, Helena
    Tekniska Verken Linkoping AB Publ, SE-58115 Linkoping, Sweden.
    Bastviken, David
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Molecular changes among non-volatile disinfection by-products between drinking water treatment and consumer taps2021In: Environmental Science: Water Research & Technology, ISSN 2053-1400, E-ISSN 2053-1419, Vol. 7, no 12, p. 2335-2345Article in journal (Refereed)
    Abstract [en]

    The formation of disinfection by-products (DBPs) during drinking water treatment has been associated with various health concerns but the total DBP exposure is still unknown. In this study, molecular level non-target analysis by Fourier transform ion cyclotron resonance mass spectrometry (FT-ICR MS) was used to study non-volatile DBPs, and how their composition changes during water distribution in four drinking water treatment plants (DWTPs) in Sweden using different types of raw water and disinfection processes. The largest portion of tap water DBP compositions were detected also at the DWTPs, highlighting that these DBP formulae were rather stable and contribute to human DBP exposure. Yet the number of detected DBPs decreased 14-48% between drinking water treatment and consumer taps in the three plants in which no mixing of water from other DWTPs in the distribution system occurred showing active DBP processing in the water distribution network. While considerable amounts of bromine-containing DBPs were detected upon chemical disinfection in some DWTPs, few of them were detected in the tap water samples, likely due to debromination by hydrolytic reactions. The overall fewer non-volatile DBPs detected in tap waters, along with changed distribution among chlorine and bromine DBPs, demonstrate that DBP mixtures are highly dynamic and that DBP measurements at DWTPs do not adequately reflect exposure at the point-of-use. Clearly, more knowledge about changes of DBP mixtures through the distribution system is needed to improve DBP exposure assessments.

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  • 25.
    Andersson, Anna
    et al.
    Linköping University, Faculty of Arts and Sciences. Linköping University, Department of Thematic Studies, Tema Environmental Change.
    Harir, Mourad
    Research Unit Analytical Biogeochemistry, Helmholtz Zentrum München, Ingolstaedter Landstrasse 1, 85764, Neuherberg, Germany ; Analytical Food Chemistry, Technical University Munich, Maximus-von-Imhof-Forum 2, 85354, Freising, Germany.
    Bastviken, David
    Linköping University, Faculty of Arts and Sciences. Linköping University, Department of Thematic Studies, Tema Environmental Change.
    Extending the potential of Fourier transform ion cyclotron resonance massspectrometry for the analysis of disinfection by-products2023In: TrAC. Trends in analytical chemistry, ISSN 0165-9936, E-ISSN 1879-3142, Vol. 167, article id 117264Article, review/survey (Refereed)
    Abstract [en]

    Potentially harmful disinfection by-products (DBPs) are formed upon drinking water treatment when disinfectantsreact with organic matter in the water. Fourier transform ion cyclotron resonance mass spectrometry (FTICR-MS) provides information on the compositions of individual DBPs in the unknown, toxicologically relevantfraction, comprising non-volatile, high-molecular weight DBPs. This review evaluates current applications of FTICR-MS for DBP analysis to assist improved analysis with this technique. Four methodological aspects are infocus, 1) The use of quenching agents, 2) The choice of extraction method 3) The choice of ionization techniques/modes, and 4) Data processing including DBP formula verification and interpretation. Quenching can lead todecomposition or adduct formation and needs to be further evaluated or avoided. There is a large potential toexpand FT-ICR-MS DBP analysis by applying different SPE sorbents and ionization techniques, and improvedsystematic verification procedures are important to ensure reliable non-target analysis.

  • 26.
    Andersson, Anna
    et al.
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Harir, Mourad
    Helmholtz Zentrum München, Germany.
    Gonsior, Michael
    University of Maryland Center for Environmental Science, USA.
    Hertkorn, Norbert
    Helmholtz Zentrum München, Germany.
    Schmitt-Kopplin, Philippe
    Helmholtz Zentrum München, Germany.
    Kylin, Henrik
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Karlsson, Susanne
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Ashiq, Muhammad Jamshaid
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Lavonen, Elin
    Norrvatten, Kvalitet och Utveckling.
    Nilsson, Kerstin
    VA SYD.
    Pettersson, Ämma
    Nodra.
    Stavklint, Helena
    Tekniska verken i Linköping.
    Bastviken, David
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Waterworks-specific composition of drinking water disinfection by-products2019In: Environmental Science: Water Research & Technology, ISSN 2053-1400, E-ISSN 2053-1419, no 5, p. 861-872Article in journal (Refereed)
    Abstract [en]

    Reactions between chemical disinfectants and natural organic matter (NOM) upon drinking water treatment result in formation of potentially harmful disinfection by-products (DBPs). The diversity of DBPs formed is high and a large portion remains unknown. Previous studies have shown that non-volatile DBPs are important, as much of the total toxicity from DBPs has been related to this fraction. To further understand the composition and variation of DBPs associated with this fraction, non-target analysis with ultrahigh resolution Fourier transform ion cyclotron resonance mass spectrometry (FT-ICR MS) was employed to detect DBPs at four Swedish waterworks using different types of raw water and treatments. Samples were collected five times covering a full year. A common group of DBPs formed at all four waterworks was detected, suggesting a similar pool of DBP precursors in all raw waters that might be related to phenolic moieties. However, the largest proportion (64–92%) of the assigned chlorinated and brominated molecular formulae were unique, i.e. were solely found in one of the four waterworks. In contrast, the compositional variations of NOM in the raw waters and samples collected prior to chemical disinfection were rather limited.This indicated that waterworks-specific DBPs presumably originated from matrix effects at the point of disinfection, primarily explained by differences in bromide levels, disinfectants (chlorine versus chloramine) and different relative abundances of isomers among the NOM compositions studied. The large variation of observed DBPs in the toxicologically relevant non-volatile fraction indicates that non-targeted monitoring strategies might be valuable to ensure relevant DBP monitoring in the future.

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    Waterworks-specific composition of drinking water disinfection by-products
  • 27.
    Andersson, Anna
    et al.
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Lavonen, Elin
    Norrvatten, Sweden; Stockholm Vatten and Avfall, Sweden.
    Harir, Mourad
    Helmholtz Ctr Munich, Germany; Tech Univ Munich, Germany.
    Gonsior, Michael
    Univ Maryland, MD 20688 USA.
    Hertkorn, Norbert
    Helmholtz Ctr Munich, Germany.
    Schmitt-Kopplin, Philippe
    Helmholtz Ctr Munich, Germany; Tech Univ Munich, Germany.
    Kylin, Henrik
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. North West Univ, South Africa.
    Bastviken, David
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Selective removal of natural organic matter during drinking water production changes the composition of disinfection by-products2020In: Environmental Science: Water Research & Technology, ISSN 2053-1400, E-ISSN 2053-1419, Vol. 6, no 3, p. 779-794Article in journal (Refereed)
    Abstract [en]

    Disinfection by-products (DBPs) are potentially toxic compounds formed upon chemical disinfection of drinking water. Controlling the levels and characteristics of dissolved organic matter (DOM) as precursor material for DBPs is a major target to reduce DBP formation. A pilot-scale treatment including suspended ion exchange (SIX (R)), a ceramic microfilter (CeraMac (R)) with in-line coagulation and optional pre-ozonation followed by granular activated carbon (GAC) filtration was compared with a conventional full-scale treatment based on DOM removal and DBP formation using Fourier transform ion cyclotron resonance mass spectrometry (FT-ICR MS), rapid fractionation, liquid chromatography organic carbon detection (LC-OCD), adsorbable organic halogens (AOX) and trihalomethane (THM) analysis. The new treatment combination showed different selectivity for DOM removal, compared to the conventional, leading to changes in composition of the DBPs formed. SIX (R) and GAC had the largest impacts on reducing AOX and THM formation potentials but the high adsorptive capacity of GAC affected the diversity of detected DBPs most. Chlorination and chloramination of pilot treated water with doses normally used in Sweden produced low levels of AOX compared to the full-scale treatment, but FT-ICR MS revealed an abundance of brominated DBP species in contrast with the conventional treatment, which were dominated by chlorinated DBPs. This finding was largely linked to the high DOM removal by the pilot treatment, causing an increased Br-/C ratio and a higher formation of HOBr. Potential increases in Br-DBPs are important to consider in minimizing health risks associated with DBPs, because of the supposed higher toxicity of Br-DBPs compared to Cl-DBPs.

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  • 28.
    Andersson, Daniel
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Centre for Climate Science and Policy Research, CSPR. Linköping University, Faculty of Arts and Sciences.
    Deep Time Ecstasy: Ponderings from Beyond the Time-Wall, Courtesy of Peter Sloterdijk2022In: Cosmos and History: The Journal of Natural and Social Philosophy, E-ISSN 1832-9101, Vol. 18, no 1, p. 577-611Article, book review (Other academic)
    Abstract [en]

    Review essay of Infinite Mobilization, by Peter Sloterdijk, translated by Sandra Berjan, Cambridge, Polity, 2020, 240 pp., $24.95, ISBN: 978-1-509-51847-0.

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  • 29.
    Andersson, Daniel
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Gambling with Our Climate Futures: On the Temporal Structure of Negative Emissions2023In: Environment and Planning E: Nature and Space, ISSN 2514-8486, E-ISSN 2514-8494 , Vol. 6, no 3, p. 1987-2007Article in journal (Refereed)
    Abstract [en]

    This paper considers negative emissions – the deliberate removal of greenhouse gases from the atmosphere by human intervention – as a future-oriented imaginary of connected social and technological order. It does so in order to examine how expectations around the development and use of negative emission technologies are managed with the help of integrated assessment models. By treating this family of models as a case study for drawing out historical associations between the terminology of risk saturating the discourse of net-zero emissions and the modern conception of the future as an unexplored territory to be profitably colonized, the paper argues that integrated assessment modeling, as a praxis of forecast, structure and organize our experience of the future through standards of risk management and utility maximization. It concludes that to consider risk as a means of navigating between possible futures is to engage with practices that are enacted in the name of a particular understanding of how one ought to act in the face of deep uncertainty. Aside from epistemic questions of how to treat various kinds of uncertainties inherent to integrated assessment models, of pressing concern are thus also normative questions of how its representation of environmental hazards in terms of risk are distinctively writing the contours of our contemporary forms of responsibility toward nature, each other, as well as future generations.

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  • 30. Andersson, Erik
    et al.
    Boonstra, Wiebren J.
    de la Torre Castro, Maricela
    Hughes, Alice C.
    Ilstedt, Ulrik
    Jernelöv, Arne
    Jonsson, Bengt-Gunnar
    Kalantari, Zahra
    Keskitalo, Carina
    Kritzberg, Emma
    Kätterer, Thomas
    McNeely, Jeffrey A.
    Mohr, Claudia
    Mustonen, Tero
    Ostwald, Madelene
    Linköping University, Centre for Climate Science and Policy Research, CSPR. Linköping University, Department of Thematic Studies, Tema Environmental Change.
    Reyes-Garcia, Victoria
    Rusch, Graciela M.
    Sanderson Bellamy, Angelina
    Stage, Jesper
    Tedengren, Michael
    Thomas, David N.
    Wulff, Angela
    Söderström, Bo
    Ambio fit for the 2020s2022In: Ambio, ISSN 0044-7447, E-ISSN 1654-7209, Vol. 51, no 5, p. 1091-1093Article in journal (Refereed)
  • 31.
    Andersson, Johan Daniel
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Centre for Climate Science and Policy Research, CSPR. Linköping University, Faculty of Arts and Sciences.
    Aesthetic Ideology in the Anthropocene: On the Total Mobilization of the Earth into the Status of a Work of Art2021In: Cosmos and History: The Journal of Natural and Social Philosophy, E-ISSN 1832-9101, Vol. 17, no 3, p. 113-144Article in journal (Refereed)
    Abstract [en]

    In light of the radical change to the reach and range of technical alteration, the co-evolution of mankind and the biosphere has become one of the principal questions of our age. As we find that man has altered the planet at just about every scale we are capable of measuring, the question concerning the essence of technology, in its power to not only imitate but in many ways even surpass the forces of nature, has become critical for the discussion about global environmental change. Often, the empirical findings of the geosciences have been interpreted as a motive to question the long-standing dualism between nature and artifice that itself has served, during almost the entirety of the history of Western philosophy, as the productive tension through which concepts such as technology and history have hitherto been conceptualized. But if much of our contemporary discourse on global environmental change is premised upon the functional and formal similarities between natural and artificial organs, I argue that returning to the intellectual current of 1920s and 30s Weimar Culture, where the relationship between globalization and industrialization first became of central hermeneutic concern, may shed new light on the Anthropocene as the conceptual site for a resurged geoaesthetics that denotes the ontological ubiquity of the designed environment, making the technological the foundation for a modern typological cosmology. Examining Ernst Jünger’s early work on the meaning of the planetary impact of modern technology, I caution that by reifying the cybernetic disclosure of the earth as a natural-artificial hybrid into a naturalistic ontology of work, we are liable to render our planet perfectly functional to its sustained instrumental appropriation as standing-reserve.

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  • 32.
    Andersson, Johan Daniel
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Artificial Earth: A Genealogy of Planetary Technicity2023Book (Refereed)
    Abstract [en]

    Artificial Earth: A Genealogy of Planetary Technicity offers an intellectual history of humanity as a geological force, focusing on a prevalent contradiction in the Anthropocene discourse on global environmental change: on the one hand, it has been argued that there are hardly any pristine environments anymore, to the degree that the concept of nature has lost its meaning; while on the other, that anthropogenic environmental change has become so prevailing that it ought to be conceived of as a force of nature, in the literal sense of the expression. Artificial Earth argues that to fully grasp the stakes of this discourse, we need not only understand the contemporary scientific and technological transformations behind the Anthropocene, but also explore the history of an ontological concern tied up with it.

    In order to do so, Artificial Earth examines reflections on the ontological dualism between nature and artifice within the history of earth science from the late eighteenth century onwards. Paying particular attention to its consequences for how human subjectivity has been conceptualized in the Anthropocene, it then enrolls these resources in an effort to problematize attempts since the 1980s to formalize earth science in systems theoretical terminology. In sum, the aim is to investigate the historical conditions for the possibility of conceiving human artifice as an integral part of the earth’s terrestrial environment, with the conviction that such an investigation may assist in resolving the aforementioned contradiction or at least to understand it better by tracing its historical lineage.

  • 33.
    Andersson, Johan Daniel
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Telluric Recollection: On the Disappearance of History in Deep Time2021In: Anthropocenes - Human, Inhuman, Posthuman, ISSN 2633-4321, Vol. 2, no 1, p. 1-13, article id 1032Article in journal (Refereed)
    Abstract [en]

    Since the turn of the millennium, the humanities have been progressively forced to come to terms with the materiality of a warming world, in particular the entanglement of natural environments with technical infrastructures that lies at the heart of anthropgenic environmental change, and its implications for the hithertofore seemingly impentetrable ontological wall of separation between natural and human history. In an effort to address the concomitant insufficiency of remaning solely at the discursive level, some scholars have sought to reorient the interpretative concerns of the humanities by submerging the modern subject into geological registers of deep time. This paper cautions that along with such a reorientation, however, any sense of a limit – such as a horizon of understanding belonging to human history – recedes into the modal void of deep time, with the unfortunate side-effect that questions of human agency and responsibility have a tendency to get lost in the more-than-human networks of the earth’s geophysical forces. This is ironic, given that the purported novelty of the so-called ‘Anthropocene’ condition is to highlight the anthropogenic dimension of global environmental change, and thus the deep time consequences of human action.

  • 34.
    Andersson, Linnéa
    et al.
    Linköping University, Department of Thematic Studies, Tema Environmental Change.
    Kronman, Andreas
    Linköping University, Department of Thematic Studies, Tema Environmental Change.
    ”Jag vill ju ha bra luft att andas”: En kvalitativ intervjustudie kring barns miljömedvetenhet2016Independent thesis Basic level (degree of Bachelor), 10 credits / 15 HE creditsStudent thesis
    Abstract [en]

    The majority of today's environmental problems are caused by a lack of environmental awareness and behavioral change is essential for reducing human impact. Knowledge of what shapes people's environmental awareness and environmental behavior is therefore necessary.  The aim of this study is to examine children’s environmental awareness and behavior with focus on age and gender. We want to increase the understanding of what affects children’s interest, commitment and understanding of environmental problems and pro-ecological behavior. We have conducted interviews with twenty children in the age groups of nine and twelve years as well as one teacher from each age group. The study highlights the children’s view on the concept of environment, environmental problems, pro-ecological behavior and the future of the environment as well as the children’s interest, commitment and knowledge about the environment. The results show that children’s environmental awareness varies and that there are individual differences which are affected by parents influence and school education. Differences caused by age are observed when it comes to the children’s commitment and interest to the environment as well as their thoughts of the future. Differences caused by gender are not as apparent but is displayed when discussing pro-ecological behavior and the children’s view of the future environment.

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    Andersson & Kronman 2016
  • 35.
    Andersson, Lotta
    et al.
    Linköping University, The Tema Institute, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Bohman, Anna
    Linköping University, The Tema Institute, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Van Well, Lisa
    School of Architecture and the Built Environment, KTH - Royal Institute of Technology, Stockholm.
    Jonsson, Anna
    Linköping University, The Tema Institute, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Management & Organisation/Centre for International Business Studies, University of Gothenburg, Sweden.
    Persson, Gunn
    Swedish Meteorological and Hydrological Institute, SMHI, Norrköping, Sweden.
    Farelius, Johanna
    Swedish Meteorological and Hydrological Institute, SMHI, Norrköping, Sweden.
    Underlag till kontrollstation 2015 för anpassning till ett förändrat klimat2015Report (Other academic)
    Abstract [en]

    As the climate changes, actors on all levels and in all sectors will be affected. Thus it is imperative that authorities, municipalities, businesses and individual property owners all take action.

    Flooding, heat waves, landslides and erosion are only a few examples of the challenges that that society faces and needs to prepare for. Sweden must adapt to the impacts of a changing climate, as well as the indirect effects of climate change impacts in other parts of the world.

    The costs of adaptation can be high, but the European Commission, among others, has deemed that it still pays to adapt in relation to the costs incurred if no action is taken.

    Climate adaptation initiatives in Sweden have advanced significantly in recent years. Notable examples include governmental missions for a national elevation database, landslide risk mapping in the Göta Älv River Valley, the Swedish drinking water investigation, the County Administrative Boards’ regional climate change action plans, and the establishment of the National Knowledge Centre for Climate Adaptation.

    The Swedish Meteorological and Hydrological Institute’s mission to survey, analyse and follow-up on climate adaptation work in Sweden has shown that there is still a considerable need for further measures. This report provides proposals for a road map for climate adaptation in Sweden and concludes that climate adaptation is best conducted in a long-term manner, that roles and responsibilities should be made more transparent, and that better coordination among the many actors involved in climate adaptation is necessary.

    The most important conclusions for continued work are:

    • Laws and regulations need to be adapted; roles and responsibilities as well as strategies and goals should be made clearer.
    • Priority and funding should be given to research and development measures that fill an identified knowledge-gap, including long-term monitoring.
    • Knowledge and decision support as well as prognoses and warning systems should be more accessible.
    • There is a need to outline how the costs of adaptation should be distributed among actors and how resources for prioritised measures can be guaranteed.

    This mission has compiled knowledge of the current and future risks and consequences for society of a changing climate, such as effects on vital societal functions and human health. The mission has also surveyed the work that has been done since the publication of the final report of the Swedish Commission on Climate and Vulnerability in 2007. From this background material our goal has been to describe the gaps and challenges and provide suggestions for how adaptation can be approached in various sectors of society. The EU Strategy on Adaptation to Climate Change has been an important point of departure. The work has been performed in cooperation with national and regional authorities, municipalities, researchers, sectoral organisations and representatives of the private sector.

    This report is comprised of a main report and 18 annexes. Chapter 3 of the main report is a synthesis of all of the proposals made throughout the document and as such can be seen as a road map to ensure that Sweden adapts to a changing climate.

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    Underlag till kontrollstation 2015 för anpassning till ett förändrat klimat
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  • 36.
    Andersson, Lotta
    et al.
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR. National Knowledge Centre for Climate Change Adaptation, Swedish Meteorological and Hydrological Institute, Norrköping, Sweden.
    Schmid Neset, Tina-Simone
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Serious gaming - a tool for mind-set transformations related to climate adaptation?2018Conference paper (Other academic)
    Abstract [en]

    As part of the governmental mission to act as knowledge brokers in the field of adaptation to climate change, the Swedish National Knowledge Centre for Climate Change Adaptation, together with Linköping University, is developing a serious game concept with the aim to provide an experience of how different functions in society are influenced by choices or lack of choice of climate adaptation measures. The game is primarily targeted towards high-school students, but could also be used by, e.g., practitioners and politicians in municipalities that recently have initiated work on climate change adaptation. Sharing experiences from game sessions could contribute to the development of a common understanding of the needs and benefits of adaptation actions. In its present version the game is developed in Minecraft as a single-player game. Moderated dialogues between players are a vital part of the game, with the aim to address: What are the consequences (cost-benefits) related to actions taken (or not taken)? How to take decisions with consideration to uncertainty and natural variability (provided from a climate generator)? The concept has been evaluated from testing with high-school students and teachers. The potential of to engage students seems to be promising, especially when the game has been integrated in a role-play setting, where the players reflect upon different societal roles and perspectives. However, for some teachers the integration of gaming in education has been perceived as a technical challenge. The next step of the work will therefore include provision of a simpler web-based in order to increase the audience that feels comfortable with the use the game concept. However, while technical and methodological challenges remain, the use of serious gaming has been shown to support dialogues and engagement and will now be tested together with politicians in three Swedish municipalities under guidance of high-school students from the participating municipalities.

  • 37.
    Andersson, Lotta
    et al.
    Swedish Meteorol and Hydrol Inst, Sweden.
    Wilk, Julie
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Graham, L. Phil
    Swedish Meteorol and Hydrol Inst, Sweden.
    Wikner, Jacob
    Linköping University, Department of Electrical Engineering, Integrated Circuits and Systems. Linköping University, Faculty of Science & Engineering.
    Mokwatlo, Suzan
    Limpopo Dept Agr and Rural Dev, South Africa.
    Petja, Brilliant
    Water Res Commiss, South Africa; Univ Limpopo, South Africa.
    Local early warning systems for drought - Could they add value to nationally disseminated seasonal climate forecasts?2020In: Weather and Climate Extremes, ISSN 2212-0947, Vol. 28, article id UNSP 100241Article in journal (Refereed)
    Abstract [en]

    Limited application and use of forecast information restrict smallholder farmers ability to deal with drought in proactive ways. This paper explores the barriers that impede use and uptake of seasonal climate forecasts (SCF) in two pilot communities in Limpopo Province. Current interpretation, translation and mediation of national SCF to the local context is weak. A local early warning system (EWS) was developed that incorporated hydrological modelled information based on national SCF, locally monitored rainfall and soil moisture by a wireless sensor network, and signs from indigenous climate indicators. We assessed to what degree this local EWS could improve interpretation of SCF and increase understanding and uptake by farmers. Local extension staff and champion farmers were found to play important knowledge brokering roles that could be strengthened to increase trust of SCF. The local EWS provided added value to national SCF by involving community members in local monitoring, enacting knowledge interplay with indigenous knowledge and simplifying and tailoring SCF and hydrological information to the local context. It also helped farmers mentally prepare for upcoming conditions even if many do not currently have the adaptive mindsets, economic resources or pre-conditions to positively respond to SCF information.

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  • 38.
    Andersson, Malin
    Linköping University, Department of Thematic Studies, Tema Environmental Change.
    Stories of Climate Change: Circular Transformation or Business as Usual? A Discourse Analysis of Climate Change Mitigation Policy in Three Swedish Municipalities2021Independent thesis Advanced level (degree of Master (Two Years)), 20 credits / 30 HE creditsStudent thesis
    Abstract [en]

    This thesis identified dominant discourses in climate change mitigation policy in three Swedish municipalities using argumentative discourse analysis. It was explored how these discourses influence the potential for success in mitigating climate change. Other studies have identified several factors that are important when working with climate change mitigation in municipalities, for example, political leadership and organizational structure. However, studies have shown that discourse is also an influential factor since it sets the frame for what can be thought of, consequently influencing policies and actions, but this has not been studied as much at the municipal level in Sweden. Previous studies of environmental policy have shown the dominance of an ecological modernization discourse, where economic growth and environmental issues are combined to create a win-win. The results in this thesis show the dominance of a strong ecological modernization where the decoupling between economic growth and environmental problems, renewable energy and technology, a global justice perspective, and a focus on collaboration between stakeholders is central. A main conclusion is that the ecological modernization discourse risks obscuring potential solutions that are not related to the market or technological innovation. However, the inclusion of a diversity of actors and a focus on justice could potentially minimize this risk. Finally, emerging discourses around transformation and circular economy could be ways to problematize the taken-for-granted ecological modernization discourse. However, their potential depends on how these concepts are framed and what is included in them.

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  • 39.
    Andersson, Malin
    et al.
    Department of Earth Sciences, Natural Resources and Sustainable Development, Uppsala University, Uppsala, Sweden.
    Brodén Gyberg, Veronica
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Sustaining business as usual or enabling transformation?: A discourse analysis of climate change mitigation policy in Swedish municipalities2023In: Environmental Policy and Governance, ISSN 1756-932X, E-ISSN 1756-9338Article in journal (Refereed)
    Abstract [en]

    This article explores how discourses may influence the potential for success in mitigating climate change in Swedish municipalities. We identify dominant discourses in climate change mitigation policy in three Swedish municipalities using argumentative discourse analysis, based on policy documents and interviews as empirical material. Political leadership and adequate organizational preconditions are necessary for working with climate change mitigation in municipalities, but the role of discourse is also significant. Policy discourse constructs preconditions for certain scenarios while rendering others less likely. Previous studies have shown that the ecological modernization (EM) discourse tends to be dominant, something which this study confirms and investigates further. We find that the dominant discourse is strong EM, which largely considers it possible to decouple economic growth and environmental problems through renewable energy and technology. A focus on collaboration between stakeholders is central and a global climate justice perspective is present to some extent. Potential solutions that are not related to the market or technological innovation risk being rendered invisible when this discourse is dominant, but the inclusion of a diversity of actors and an increased focus on climate justice could potentially minimize this risk. Finally, emerging discourses around transformation and circular economy have potential to enable the forging of new paths. This depends, however, on how these concepts are framed and how they are used.

  • 40.
    Antonson, Hans
    et al.
    VTI Swedish National Rd and Transport Research Institute, MAP Unit, SE-58195 Linkoping, Sweden; Lund University, Sweden.
    Isaksson, Karolina
    VTI Swedish National Rd and Transport Research Institute, Sweden.
    Storbjörk, Sofie
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Hjerpe, Mattias
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Negotiating climate change responses: Regional and local perspectives on transport and coastal zone planning in South Sweden2016In: Land use policy, ISSN 0264-8377, E-ISSN 1873-5754, Vol. 52, p. 297-305Article in journal (Refereed)
    Abstract [en]

    Putting climate change policy-integration into practice is challenged by problems of institutional misfit, due to, inter alia, deficient vertical administrative interplay. While most focus within the field of climate change research has targeted the national-local interplay, less is known about the interface of regional and local perspectives. Here, the aim is to study that interface with a specific focus on the relation between regional and local spatial planning actors, through a case-study of transport and coastal zone management in a Swedish municipality. The article is based on interviews (focus group and single in-depth) and official planning documents. The material reveals a tricky planning situation, replete with conflict. In practice, various institutional frameworks, claims and ambitions collide. The attempts to steer the local spatial planning initiatives from the regional level led to conflicts, which in turn seems to have hampered the overall work for climate change management through spatial planning. Furthermore, there are few traces of prospects of a smooth vertical institutional interplay able to support the overall aims related to integrating climate change mitigation and adaptation in spatial planning. (C) 2015 Elsevier Ltd. All rights reserved.

  • 41.
    Arbman Hansing, Anton
    et al.
    Handelshögskolan i Stockholm.
    Fridahl, Mathias
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    European and Swedish point sources of biogenic carbon dioxide2018In: Bioenergy with carbon capture and storage: from global potentials to domestic realities / [ed] Mathias Friman, Bryssel: European Liberal Forum , 2018, Vol. Sidorna 31-43, p. 31-43Chapter in book (Other academic)
    Abstract [en]

    Acknowledging the climate scenarios’ future deployment of BECCS in Europe and modelers’ questions as to the feasibility of implementing the level of BECCS proposed in the scenarios, this chapter provides a crude estimate of?the existing European potential for BECCS.?This potential is estimated through mapping point sources of biogenic CO2 from three types of processes with particularly promising prospects for BECCS: production of paper and pulp, combined heat and power (CHP), and bioethanol. The production of pulp, paper, and paperboard (“pulp and paper” for short)?is very energy intensive and generates considerable CO2 emissions. Due to?improved energy efficiency and a switch from fossil fuels to in-house biomass-based fuels, a large proportion of these CO2 emissions are biogenic (Sun et al., 2018). This, in combination with the fact that the emissions are often concentrated in just a few large production plants, makes these industries promising for BECCS deployment.

  • 42.
    Arnsbjer, Felicia
    et al.
    Linköping University, Department of Thematic Studies, Tema Environmental Change.
    Fors, Clara
    Linköping University, Department of Thematic Studies, Tema Environmental Change.
    Bio-CCS metoden i Sverige: kvalitativ innehållsanalys av samhällsaktörer2021Independent thesis Basic level (degree of Bachelor), 10 credits / 15 HE creditsStudent thesis
    Abstract [en]

    This study aims to investigate the approach of relevant actors to achieving climate neutrality within Sweden with bio-CCS as a measure. A qualitative content analysis of referrals from the climate policy inquiry report Vägen till en klimatpositiv framtid carried out with a multi-level perspective theory to study the position of these actors. The actors' views are identified and analyzed and compared to previous research. The results show that there are divided opinions among actors regarding bio-CCS and what is needed to promote the technology. The main obstacles to implementing bio-CCS as a measure are considered to be economic and political aspects, other factors also have a significant role in influencing Sweden to achieve climate neutrality by 2045.

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  • 43.
    Ashiq, Muhammad Jamshaid
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    The occurrence of disinfection by-products in four Swedish drinking waterworks2022Licentiate thesis, comprehensive summary (Other academic)
    Abstract [en]

    Disinfection by-products (DBPs) are unwanted, potentially toxic compounds formed when drinking water is disinfected with chemical disinfectants such as chlorine or chloramine. The levels of DBPs produced depends on parameters, such as levels of natural organic matter (NOM) and the nature and concentration of chemical disinfectant used. In this thesis, the effects of two different types of chemical disinfectants, chlorine and chloramine, are investigated in terms of levels of DBP production. The goal was to investigate if chlorine disinfection produces similar levels and types of DBPs as in case of chloramination.

    Within the thesis work was also tested a method based on a gas chromatograph coupled with halogen selective detector (GC-XSD) to determine the known DBPs in the drinking water.

    The results show that the formation of DBPs at chlorine or chloramine disinfection were similar. Still, chloramine is preferably used because it produces less legally regulated DBPs.

    The GC-XSD worked well for the determination of DBPs in drinking water. Since XSD is very selective and specific towards halogens and easy to operate, therefore this setup not only a potential tool for routine DBPs monitoring at drinking water facilities, but it could also be used for the determination of unknow halogenated compounds.

    Through increased knowledge in the formation of DBPs and their determination with GC-XSD can contribute to the development of better methods to quantify known and identify unknow halogenated organic compounds in treated drinking water and reduce public exposure to potentially toxic halogenated organic compounds.

    List of papers
    1. Evaluating gas chromatography with a halogen-specific detector for the determination of disinfection by-products in drinking water
    Open this publication in new window or tab >>Evaluating gas chromatography with a halogen-specific detector for the determination of disinfection by-products in drinking water
    Show others...
    2019 (English)In: Environmental Science and Pollution Research, ISSN 0944-1344, E-ISSN 1614-7499, Vol. 26, p. 7305-7314Article in journal (Refereed) Published
    Abstract [en]

    The occurrence of disinfection by-products (DBPs) in drinking water has become an issue of concern during the past decades. The DBPs pose health risks and are suspected to cause various cancer forms, be genotoxic and have negative developmental effects. The vast chemical diversity of DBPs makes comprehensive monitoring challenging. Only few of the DBPs are regulated and included in analytical protocols. In this study, a method for simultaneous measurement of 20 DBPs from five different structural classes (both regulated and non-regulated) was investigated and further developed for 11 DBPs using solid phase extraction and gas chromatography coupled with a halogen specific detector (XSD). The XSD was highly selective towards halogenated DBPs, providing chromatograms with little noise. The method allowed detection down to 0.05 µg/L and showed promising results for the simultaneous determination of a range of neutral DBP classes. Compounds from two classes of emerging DBPs, more cytotoxic than the “traditional” regulated DBPs, were successfully determined using this method. However, haloacetic acids (HAAs) should be analyzed separately as some HAA methyl esters may degrade giving false positives of trihalomethanes (THMs). The method was tested on real water samples from two municipal waterworks where the target DBP concentrations were found below the regulatory limits of Sweden.

    Place, publisher, year, edition, pages
    Springer Berlin/Heidelberg, 2019
    Keywords
    Drinking water, Disinfection by-products, Trihalomethanes, Haloacetic acids, Haloacetonitriles, Halogen-specific detector
    National Category
    Analytical Chemistry Environmental Sciences Oceanography, Hydrology and Water Resources
    Identifiers
    urn:nbn:se:liu:diva-145402 (URN)10.1007/s11356-018-1419-2 (DOI)000463824600002 ()29492811 (PubMedID)
    Funder
    Swedish Research Council Formas, 2013-1077
    Note

    Funding agencies: Swedish Research Council for Sustainable Development, FORMAS [2013-1077]

    Available from: 2018-02-28 Created: 2018-02-28 Last updated: 2022-06-08Bibliographically approved
  • 44.
    Asplund, Therese
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Communicating Climate Science: A Matter of Credibility: Swedish Farmers' Perceptions of Climate-Change Information2018In: The International Journal of Climate Change, ISSN 1835-7156, Vol. 10, no 1, p. 23-28Article in journal (Refereed)
    Abstract [en]

    In the climate change communication literature, the concept of framing is increasingly used to discuss various understandings of climate change. This paper addresses the under-researched question of how specific audiences perceive the adequacy of various climate change frames, by exploring how Swedish farmers make sense of climate change information. Based on focus group discussions with farmers, the paper explores what communicators, or frame articulators, Swedish farmers perceive as central and how farmers judge the credibility of potential frame articulators in climate change communication. The paper discusses 1) the credibility of frame articulators as a matter of perceived independence and impartiality, 2) empirical credibility—whether farmers were able to verify the claims underlying climate change frames—as a matter of practical experience versus analytical reasoning, and 3) frame consistency, i.e. whether climate change frames correspond to audience beliefs and claims.

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  • 45.
    Asplund, Therese
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Credibility aspects of research-based gaming in science communication.: The case of The Maladaptation Game2020In: Journal of Science Communication, E-ISSN 1824-2049, Vol. 19, no 1, article id A01Article in journal (Refereed)
    Abstract [en]

    While previous studies have found games and gaming to be a new andinnovative communication strategy to inform the public and citizens aboutscientific research and engage them with it, this article addresses theunder-researched question of credibility aspects in research-basedgaming. The study analyses agricultural stakeholders’ discussions on thecredibility of scientific descriptions in The Maladaptation Game — a gamebased on research on climate change maladaptation in Nordic agriculture.The analysis of focus group transcripts and frame credibility finds thatplayers attribute credibility to 1) the perceived correspondence betweengame-articulated information on climate change, suggested adaptationactions and their potential maladaptive outcome, 2) the perceived “fit”between these elements and players’ experiences, and 3) the informationsources underpinning the game. Lastly, the article discusses the role ofresearch-based games in science communication and advocates the needfor careful balance between models of conceptual and scientific thinking ingame design and everyday experiences among players.

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  • 46.
    Asplund, Therese
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Natural versus anthropogenic climate change: Swedish farmers joint construction of climate perceptions2016In: Public Understanding of Science, ISSN 0963-6625, E-ISSN 1361-6609, Vol. 25, no 5, p. 560-575Article in journal (Refereed)
    Abstract [en]

    While previous research into understandings of climate change has usually examined general public perceptions, this study offers an audience-specific departure point. This article analyses how Swedish farmers perceive climate change and how they jointly shape their understandings. The agricultural sector is of special interest because it both contributes to and is directly affected by climate change. Through focus group discussions with Swedish farmers, this study finds that (1) farmers relate to and understand climate change through their own experiences, (2) climate change is understood either as a natural process subject to little or no human influence or as anthropogenic and (3) various communication tools contribute to the formation of natural and anthropogenic climate change frames. The article ends by discussing frame resonance and frame clash in public understanding of climate change and by comparing potential similarities and differences in how various segments of the public make sense of climate change.

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  • 47.
    Asplund, Therese
    et al.
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Hjerpe, Mattias
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Project coordinators views on climate adaptation costs and benefits - justice implications2020In: Local Environment: the International Journal of Justice and Sustainability, ISSN 1354-9839, E-ISSN 1469-6711, Vol. 25, no 2, p. 114-129Article in journal (Refereed)
    Abstract [en]

    As local climate adaptation activity increases, so does the number of questions about costs, benefits, financing and the role that economic considerations play in adaptation-related decision-making and policy. Through five cases, covering a range of climate risks and types of adaptation measures, this paper critically examines Swedish project coordinators perceptions of costs and benefits in already-implemented climate adaptation measures. Our study finds that project coordinators make use of different system boundaries - on temporal, geographical and administrative scales - in their cost/benefit evaluations, making the practice of determining adaptation costs arbitrary and hard to compare. We further demonstrate that the project coordinators interpret costs and benefits in a manner that downplays the intangible environmental and social costs and benefits arising from the adaptation measures, despite their own experience of how such measures negatively impact upon social value. The exclusion of social and environmental costs and benefits has severe implications for justice, as it can bias decisions against people and ecosystems that are affected negatively. Based on the findings, we propose three tentative social justice dilemmas in local climate adaptation planning and implementation: 1. Cost and benefit distribution across scales; 2. The identification and valuation of non-market effects; and 3. The equitable allocation of costs and benefits.

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  • 48.
    Asplund, Therese
    et al.
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Kall, Ann-Sofie
    Department of Subject Didactics and Global Studies, School of Education and Communication, Jönköping University, Jönköping, Sweden.
    Uhrqvist, Ola
    Linköping University, Department of Behavioural Sciences and Learning, Education, Teaching and Learning. Linköping University, Faculty of Educational Sciences.
    Creative arts for sustainability transformations—Exploring children’s theater for the UN Sustainable Development Goals2023In: Elementa: Science of the Anthropocene, E-ISSN 2325-1026, Vol. 11, no 1, article id 00124Article in journal (Refereed)
    Abstract [en]

    This article responds to recent calls for more creative expressions of climate and sustainabilitytransformations. In particular, research literature argues that the formulation of new narratives ofsustainable societies may function as a prominent intervention for system changes. Yet, few empiricalstudies exist on how creative climate and sustainability storytelling elicit varying levels of awareness andengagement. With the intention to advance scholarship in the role of narratives to create engagement withsustainability transformations, this study investigates children’s theater for the UN Sustainable DevelopmentGoals (SDGs) as one research site. By analyzing the interactive children’s theater play “Esmeralda and theDragon—The Global Sustainability Goals,”we show that creative storytelling can offer a meaningful space forengagement with Agenda 2030 and the UN SDGs. In particular, we find that (1) children’s cognitive andemotional associations and experiences shape the meaning of and responses to the SDGs and (2) the play’sfictional elements resonate with children’s emotional frameworks. Based on the results, we argue that newstories are needed for sustainability transformations and that there is transformative power in the creativeand performance arts in this respect, and we call for further exploration of various publics engagements withsustainability storytelling.

  • 49.
    Asplund, Therese
    et al.
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Schmid Neset, Tina-Simone
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Käyhkö, Janina
    University of Helsinki, Finland.
    Wiréhn, Lotten
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Juhola, Sirkku
    University of Helsinki, Finland.
    Benefits and challenges of serious gaming – the case of “The Maladaptation Game”2019In: Open Agriculture, ISSN 2391-9531, no 4, p. 107-117Article in journal (Refereed)
    Abstract [en]

    The use of digital tools and interactive technologies for farming systems has increased rapidly in recent years and is likely to continue to play a significant role in meeting future challenges. Particularly games and gaming are promising new and innovative communication strategies to inform and engage public and stakeholders with scientific research. This study offers an analysis of how a research based game on climate change maladaptation can support, but also hinder players’ sense-making processes. Through the analysis of eight gaming workshops, this study identifies challenges and support for the players’ sense-making. While it concludes that conceptual thinking of game content sometimes clashes with players’ everyday experiences and practice, possibly resulting in loss of credibility, this study also concludes that gaming may function as an eye-opener to new ways of thinking. Overall, this paper suggests that the communication of (social) science and agricultural practices through serious gaming has great potential but at the same time poses challenges due to different knowledge systems and interpretive frameworks among researchers and practitioners.

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  • 50.
    Asplund, Therese
    et al.
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Schmid Neset, Tina-Simone
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Käyhkö, Janina
    Faculty of Biological and Environmental Science, University of Helsinki, Finland.
    Wiréhn, Lotten
    Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences. Linköping University, Centre for Climate Science and Policy Research, CSPR.
    Juhola, Sirkku
    Linköping University, Centre for Climate Science and Policy Research, CSPR. Linköping University, Department of Thematic Studies, Tema Environmental Change. Linköping University, Faculty of Arts and Sciences.
    Integrating social science and agricultural practice through serious gaming - perspectives on benefits and challenges2018Conference paper (Other academic)
    Abstract [en]

    Nordic agriculture has to adapt to the effects of climate change, both in terms of reducing the risk of negative effects, but also to draw on the opportunities that climate change might imply for agricultural production. As the implementation of adaptation measures might lead to potential negative outcomes or have trade-offs with different environmental or socio-economic goals, this project addresses the concept of maladaptation in Nordic agriculture. In order to identify and assess examples of maladaptation for the agricultural sector, we developed a novel methodology, integrating visualization, participatory methods and serious gaming. While games and gaming may be considered as a new, and innovative communication strategy to inform and engage public and citizens with scientific research, this study offers an analysis of how a research based game on climate change maladaptation can support but also hinder players' sense-making processes. Through the analysis of eight gaming workshops, this study identifies challenges and support for the player's sense-making. While it concludes that conceptual thinking of game content sometimes clashes with players' everyday experiences and practice, possibly resulting in loss of credibility, this study also concludes that gaming may function as an eye-opener to new ways of thinking. Overall, this paper suggests that the integration of (social) science and agricultural practices through serious gaming has great potential but at the same time poses challenges due to different knowledge systems and interpretive frameworks among researchers and practitioners.

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