2023
- Mottagi, M., Nordström, J., Haghighatafshar, S., Jönsson, K., Kärrholm, M., Sternudd, C. (2023). Caring for Blue-Green Solutions (BGS) in Everyday Life: An Investigation of Recreational Use, Neighborhood Preferences and Willingness to Pay in Augustenborg, Malmö. Land 2023 12, 336.
2022
- Edefell, E., Svahn, O., Falås, P., Bengtsson, E., Axelsson, M., Ullman, R., & Cimbritz, M. (2022). Digging deep into a GAC filter – temporal and spatial profiling of adsorbed organic micropollutants. Water Research. https://doi.org/10.1016/j.watres.2022.118477
- Hörsing, M., Rasmus Andersen, H. , Grabic, R., la Cour Jansen, J., Ledin, A. (2022). Sorption of 71 Pharmaceuticals to Powder Activated Carbon for Improved Wastewater Treatment. Clean Technologies. https://mdpi-res.com/d_attachment/cleantechnol/cleantechnol-04-00017/article_deploy/cleantechnol-04-00017.pdf?version=1650866047
2021
- Gidstedt, S., Betsholtz, A., Falås, P., Cimbritz, M., Davidsson, Å., Micolucci, F., Svahn, O. (2021). A comparison of adsorption of organic micropollutants onto activated carbon following chemically enhanced primary treatment with microsieving, direct membrane filtration and tertiary treatment of municipal wastewater. Science of the Total Environment. https://doi.org/10.1016/j.scitotenv.2021.152225
- Jönsson, S. Haghighatafshar, H. Aspegren, N. Andreasson (2021). Serious gaming som verktyg för bättre (och roligare) lärande.11:e Pedagogiska inspirations-konferensen, Lunds tekniska högskola. ISSN 2003-377X. eISSN 2003-3761
- Betsholtz A, Karlsson S, Svahn O, Davidsson Å, Cimbritz M, Falås P. (2021). Tracking 14 C-Labeled Organic Micropollutants to Differentiate between Adsorption and Degradation in GAC and Biofilm Processes. Environmental science & technology. July 2021. https://doi:10.1021/acs.est.1c02728
- Juárez, R, Karlsson, S, Falås, P, Davidsson, Å, Bester, K & Cimbritz, M. (2021). Integrating dissolved and particulate matter into a prediction tool for ozonation of organic micropollutants in wastewater, Science of the Total Environment, vol. 795. 14871. https://doi:10.1016/j.scitotenv.2021
- Knutsson J., Knutsson P. (2020) Water and energy savings from greywater reuse: a modelling scheme using disaggregated consumption data. International Journal of Energy and Water Resources 5, 13–24.
- Betsholtz A, Karlsson S, Svahn O, Davidsson Å, Cimbritz M, Falås P. (2021). Tracking 14 C-Labeled Organic Micropollutants to Differentiate between Adsorption and Degradation in GAC and Biofilm Processes. Environmental science & technology. July 2021.
- Juárez, R, Karlsson, S, Falås, P, Davidsson, Å, Bester, K & Cimbritz, M. (2021). Integrating dissolved and particulate matter into a prediction tool for ozonation of organic micropollutants in wastewater, Science of the Total Environment, vol. 795. 14871.
- Wallin J., Knutsson J., Karpouzoglou T., (2021) A multi-criteria analysis of building level graywater reuse for personal hygiene. Resources, Conservation & Recycling Advances, 12, p. 200054.
- Järlskog J., Strömvall A.-M., Magnusson K., Galfi H., Björklund K., Polukarova M., Garção R., Markiewicz A., Aronsson M., Gustafsson M., Norin M., Blom L., Andersson-Sköld Y. (2021) Traffic-related microplastic particles, metals, and organic pollutants in an urban area under reconstruction. Science of The Total Environment, 774, 145503.
- Helgegren I., McConville J., Landaeta G., Rauch S. (2021) A multiple regime analysis of the water and sanitation sectors in the Kanata metropolitan region, Bolivia. Technological Forecasting and Social Change, 166, 120638.
- Hacker M.E., Faust K.M., Kaminsky J., Rauch S. (2021) Regulatory Exemptions Illustrate the Humanitarian-Development Nexus in Highly Developed Cities. International Journal of Disaster Risk Reduction, 61, 102309.
- Ekblad, M., Juárez, R., Falås, P., Bester, K., Hagman, M., & Cimbritz, M. (2021). Influence of operational conditions and wastewater properties on the removal of organic micropollutants through ozonation. Journal of Environmental Management, 286. https://doi-org.ludwig.lub.lu.se/10.1016/j.jenvman.2021.112205
- Edefell, E., Falås, P., Torresi, E., Hagman, M., Cimbritz, M., Bester, K., & Christensson, M. (2021). Promoting the degradation of organic micropollutants in tertiary moving bed biofilm reactors by controlling growth and redox conditions. Journal of Hazardous Materials. https://doi-org.ludwig.lub.lu.se/10.1016/j.jhazmat.2021.125535
- Kharel, S., Stapf, M., Miehe, U., Ekblad, M., Cimbritz, M., Falås, P., Nilsson, J., Sehlén, R., Bregendahl, J., & Bester, K. (2021). Removal of pharmaceutical metabolites in wastewater ozonation including their fate in different post-treatments. Science of the Total Environment, 759. https://doi-org.ludwig.lub.lu.se/10.1016/j.scitotenv.2020.143989
- Olsheimer, D., La Cour Jansen, J., Gustavsson, D.J.I. (2020) Ex-situ manometric activity test for evaluation of mainstream anammox in Moving Bed BiofilmReactors, Environmental Technology, (2020)
- Ekostaden Augustenborg- erfarenheter och lärdomar”, antologi, ISBN: 978-91-519-7867-3 Arkus Förlag (2020)
- Olsson, S. (2020), Undersökning av incitament för införande av LOD på hyresfastigheter. VA-teknik Södra. Rapport 2020-14.
2020
- Edefell, E., Falås, P., Kharel, S., Hagman, M., Christensson, M., Cimbritz, M., Bester, K. (2021). MBBRs as post-treatment to ozonation: Degradation of transformation products and ozone-resistant micropollutants. Science of the Total Environment, 754, 142103. https://doi.org/10.1016/j.scitotenv.2020.142103
- Modin O., Liébana R., Saheb-Alam S., Wilén B.-M., Suarez C., Hermansson M., Persson F. (2020). Hill-based dissimilarity indices and null models for analysis of microbial community assembly. Microbiome. 8:132. DOI: 1186/s40168-020-00909-7. https://microbiomejournal.biomedcentral.com/articles/10.1186/s40168-020-00909-7
- Pérez J., Laureni M., van Loosdrecht M.C.M., Persson F., Gustavsson D.J.I. (2020). The role of the external mass transfer resistance in nitrite oxidizing bacteria repression in biofilm-based partial nitritation/anammox reactors. Water Research. 186: 116348. DOI: 10.1016/j.watres.2020.116348. https://www.sciencedirect.com/science/article/pii/S0043135420308848
- Gustavsson D.J.I., Suarez C., Wilén B.-M., Hermansson M., Persson F. (2020). Long-term stability of partial nitritation-anammox for treatment of municipal wastewater in a moving bed biofilm reactor pilot system. Science of the Total Environment. 714: 136342. DOI: 10.1016/j.scitotenv.2019.136342. https://www.sciencedirect.com/science/article/pii/S0048969719363387
- Rahimi, S., Modin, O., Mijakovic, I. (2020). Technologies for biological removal and recovery of nitrogen from wastewater. Biotechnology Advances, 43, 107570. (DOI: 10.1016/j.biotechadv.2020.107570). https://www.sciencedirect.com/science/article/pii/S0734975020300677
- Rahimi, S., Modin, O., Roshanzamir, F., Neissi, A., Saheb-Alam, S., Seelbinder, B., Pandit, S., Shi, L., Mijakovic, I. (2020). Co-culturing Bacillus subtilis and wastewater microbial community in a bio-electrochemical system enhances denitrification and butyrate formation. Chemical Engineering Journal. 397, 125437. (DOI: 10.1016/j.cej.2020.125437). https://www.sciencedirect.com/science/article/pii/S1385894720314297
- Markiewicz, A., Strömvall A-M. and Björklund, K. (2020). Alternative sorption filter materials effectively remove non-particulate organic pollutants from stormwater. Science of The Total Environment 730,139059. https://doi.org/10.1016/j.scitotenv.2020.139059
- Järlskog I., Strömvall A-M., Magnusson K., Gustafsson M., Andersson Sköld Y., Polukarova M., Galfi H. and Aronsson M. (2020). Occurrence of tire and bitumen wear microplastics on urban streets and in sweepsand and washwater. Science of The Total Environment 729, 138950. https://doi.org/10.1016/j.scitotenv.2020.138950
- Polukarova M., Markiewicz A., Björklund K., Strömvall A-M., Galfi H., Andersson Sköld Y., Gustafsson M., Järlskog I. and Aronsson M. (2020). Organic pollutants, nano- and microparticles in street sweeping road dust and washwater. Environment International 135, pp 1 – 14. https://doi.org/10.1016/j.envint.2019.105337
- Andersson Sköld Y., Johannesson M., Gustafsson M., Järlskog I., Lithner D., Polukarova M., Strömvall A-M. (2020) Mikroplast från däck- och vägslitage – en kunskapssammanställning. Statens väg- och transportforskningsinstitut (VTI). VTI rapport 1028. ISSN: 0347–6030.
- Andersson Sköld Y., Johannesson M., Gustafsson M., Järlskog I., Lithner D., Polukarova M., Strömvall A-M. (2020) Microplastics from tyre and road wear: a literature review. Swedish National Road and Transport research Institute (VIT). VTI report 1028A.
- Meland S., Sun Z., Sokolova E., Rauch S., Brittain J.E. (2020). A comparative study of macroinvertebrate biodiversity in highway stormwater ponds and natural ponds. Science of the Total Environment 740, 140029. https://www.sciencedirect.com/science/article/pii/S004896972033549X?via%3Dihub
- Bondelind M., Sokolova E., Nguyen A., Karlsson D., Karlsson A., Björklund K. (2020). Hydrodynamic modelling of traffic-related microplastics discharged with stormwater into the Göta River in Sweden. Environmental Science and Pollution Research 27(19): 24218-24230. https://link.springer.com/article/10.1007/s11356-020-08637-z
- Cossio, J. Norrman, J. McConville, A. Mercado, S. Rauch. Indicators for sustainability assessment of small-scale wastewater treatment plants in low and lower-middle income countries. Environmental and Sustainability Indicators 2020. doi.org/10.1016/j.indic.2020.100028
- Noren, K- Karlfedt-Fedje, A.M. Strömvall, S. Rauch, Y. Andersson-Sköld. (2020). Integrated assessment of management strategies for metal-contaminated dredged sediments – What are the best approaches for ports, marinas and waterways? Total Environ. 2020, 716. doi.org/10.1016/j.scitotenv.2019.135510
- Hacker, J. Kaminsky, K. Faust, S. Rauch. (2020). Regulatory Enforcement Approaches for Mass Population Displacement. Journal of Construction Engineering and Management 2020, 146 (5), doi.org/10.1061/(ASCE)CO.1943-7862.0001820
- Markiewicz, A., Strömvall A-M., Björklund, K., Eriksson, E. (2019). Generation of nano-and micro-sized organic pollutants emulsion in simulated road runoff. Environment International 133 Part A, 105140. https://doi.org/10.1016/j.envint.2019.105140
- Kängsepp, P., Sjölin, M., Mutlu, A.G., Teil, B., Pellicer-Nàcher, C. (2020). First full-scale combined MBBR, coagulation, flocculation, Discfilter plant with phosphorus removal in France. Water Practice and Technology (2020) 15 (1): 19–27. https://doi.org/10.2166/wpt.2019.081
- Jonge, N., Davidsson, Å., la Cour Jansen, J., Lund Nielsen, J.(2020). Characterisation of microbial communities for improved management of anaerobic digestion of food waste. Waste Management (2020). https://doi.org/10.1016/j.wasman.2020.07.047
- Hermes, N., S. Jewell, K., Falås, P., V. Lutze, H., Wick, A., A. Ternes, T. (2020). Ozonation of Sitagliptin: Removal Kinetics and Elucidation of Oxidative Transformation Products. Environmental Science & Technology (2020) 54, 10588−10598. https://dx.doi.org/10.1021/acs.est.0c01454 , https://pubs.acs.org/doi/pdf/10.1021/acs.est.0c01454
- Barup, J., Steen Kronborg, S., Pelin, V., Aspegren, H., Persson, T.H., Lundgren, H. (2020). Solving incidents with contaminated drinking water using hydraulic modelling/ Hydraulisk modellering effektivt för att spåra källan under dricksvattenkrisen. VATTEN–Journal of Water Management and Research (2020) 76: 2. 2020. https://www.tidskriftenvatten.se/wp-content/uploads/2020/06/VATTEN_nr2_81-88.pdf
- Haghighatafshar, S., Becker, P., Moddemeyer, S., Persson, A., Sörensen, J., Aspegren, H., Jönsson, K. (2020) Paradigm shift in engineering of pluvial floods: From historical recurrence intervals to risk-based design for an uncertain future. Sustainable Cities and Society, 61:102317.
- Högstrand, S. (2020) Coming closer to closing the phosphorus cycle – how bacteria could be the solution to the coming food crisis. VATTEN– Journal of Water Management and Research, 76(1), pp. 44-45.
- Victorin, M., Sanchis-Sebastiá, M., Davisdsson, Å., Wallberg, O. (2020) Production of Biofuels from Animal Bedding: Biogas or Bioethanol? Influence of Feedstock Composition on the Process Layout. Industrial & Engineering Chemistry Research, 58(48), pp. 21927–21935.
- Öfverström, S., Davidsson, Å., Haghighatafshar, S., Kjerstadius, H., Jansen, J. la Cour (2020). Waste ochre for control of phosphates and sulfides in digesters at wastewater treatment plants with enhanced biological phosphorus removal. Clean Technologies, 2(1), pp. 116-126.
2019
- Z Sun, M Majaneva, E Sokolova, S Rauch, S Meland, T Ekrem (2019). DNA metabarcoding adds valuable information for management of biodiversity in roadside stormwater ponds Ecology and evolution 9 (17), 9712-9722
- Johannessen, Å., Larsson, R., Blom, L., Karlsson, D., Aspegren, H. (2019) Tiden har runnit ikapp Sverige – sju principer för god vattenstyrning och hantering. Water Management and Research, 75(4), pp. 371-381.
- Takman, M. (2019) Opportunities for wastewater reuse in Sweden. Water Management and Research, 75(4), pp. 363-369.
- Haghighatafshar, S., Yamanee-Nolin, M., Klinting, A., Roldin, M., Gustafsson, L.-G., Aspegren, H., Jönsson, K. (2019). Hydroeconomic optimization of mesoscale blue-green stormwater systems at the city level. Journal of Hydrology, vol. 578, 124125.
- Cimbritz, M., Edefell, E., Thörnqvist, E., El-taliaway, H., Ekenberg, M., Burzio, C., Modin, O., Persson, B.-M., Bester, K., Falås, P. (2019). PAC dosing to an MBBR – Effects on adsorption of micropollutants, nitrification and microbial community. Science of The Total Environment, vol 677, pp 571–579.
- Liébana, R., Modin, O., Persson, P., Szabó, E., Hermansson, M., Wilén, B.-M. (2019). Combined deterministic and stochastic processes control microbial succession in replicate granular biofilm reactors. Environmental Science and Technology, 53, 9, 4912–4921.
- Helgegren, I., Mc Conville, J., Landaete, G., Rauch, S. (2019). Community management for water and wastewater in urban and peri-urban areas of Cochabamba, Bolivia. International Journal of Water Resources Development, online May 2019.
- Sun, Z., Sokolova, E., Brittain, J.E., Saltveit, S.J., Rauch, S., Meland, S. (2019). Impact of environmental factors on aquatic biodiversity in roadside stormwater ponds. Scientific Reports, 9, article 5994.
- Haghighatafshar, S., Yamanee-Nolin, M., Larson, M. (2019). A physically based model for mesoscale SuDS – an alternative to large-scale urban drainage simulations. Journal of Environmental Management, 240, pages 527–536.
- Liébana, R., Modin, O., Persson, P., Szabó, E., Hermansson, M., Wilén, B.-M. (2019). Combined deterministic and stochastic processes control microbial succession in replicate granular biofilm reactors. Accepted for publication in Environmental Science and Technology.
- Saheb Alam, S., Persson, F., Wilén, B.-M., Hermansson, M., Modin, O. (2019). A variet of hydrogenotrophic enrichment cultures catalyse cathodic reactions. Scientific reports,9(1), 2356.
- Suarez, C., Piculell, M., Modin, O., Langenheder, S., Persson, F., Hermansson, M. (2019). Thickness determines microbial community structure and function in nitrifying biofilms via deterministic assembly. Scientific Reports.9, 5110 (DOI: 10.1038/s41598-019-41542-1).
- Saheb-Alam, S., Persson, F., Wilén, B.-M., Hermansson, M., Modin, O. (2019). A variety of hydrogenotrophic enrichment cultures catalyze cathodic reactions.Scientific Reports.9, 2356 (DOI: 10.1038/s41598-018-38006-3).
- Karačic´, S., Wilén, B.-M., Suarez, C., Hagelia. , Persson, F. (2019). Subsea tunnel reinforced sprayed concrete subjected to deterioration harbours distinct microbial communities. Biofouling, on-line publication.
- Ekblad, M., Falås, P., El-taliawy, H., Nilsson, F., Bester, K., Hagman, M., Cimbritz, M. (2019). Is dissolved COD a suitable design parameter for ozone oxidation of organic micropollutants in wastewater? Science of The Total Environment, Vol. 658, 25 March 2019, Pages 449–456.
- Bolzonella, D., Mıcoluccı, F., Battısta, F., Cavınato, C., Gottardo, M., Pıovesan, S., & Pavan, P. (2019). Producing Biohythane from Urban Organic Wastes. Waste and Biomass Valorization, pp. 1–8.
2018
- Haghighatafshar, S., Nilsson, F., Väänänen, J., Hagman, M., Hey, G., Bollmann, U. E., Bester, K., Jönsson, K. (2018). Microsieving coupled with O3 or ClO2 for treatment and disinfection of combined sewer overflows. Journal of Water Management &Research (VATTEN), pp. 74(3).
- Hägg, K., Cimbritz, M., Persson, K.M. (2018). Combining Chemical Flocculation and Disc Filtration with Managed Aquifer Recharge. Water, Vol 10, Issue 12.
- Achermann, S., Falås, P., Joss, A., Mansfeldt, C.B., Men, Y., Vogler, B., Fenner, K. (2018). Trends in micropollutant biotransformation along a solids retention time gradient. Environmental Science & Technology52(20), 11601-11611.
- Bondelind, M., Nguyen, A., Sokolova, E., Björklund, K. (2018) Transport of Traffic-Related Microplastic Particles in Receiving Water. In: Mannina, G. (eds) New Trends in Urban Drainage Modelling. UDM 2018. Green Energy and Technology. Springer, Cham.
- Haghighatafshar, S., la Cour Jansen, J., Aspegren, H., and Jönsson, K. (2018) Conceptualization and Schematization of Mesoscale Sustainable Drainage Systems: A Full-Scale Study, Water, 10, No. 8, MDPI AG.
- Falås, P., Jewell, K., Hermes, N., Wick, A., Ternes, T., Joss, A., Nielsen, J., (2018). Transformation, CO2formation and uptake of four organic micropollutants by carrier-attached microorganisms, Water Research, 141, pp. 405–416, Elsevier.
- Nilsson, F., Davidsson, Å., Falås, P., Bengtsson, S., Bester, K., Jönsson, K. (2018) Impact of activated sludge ozonation on filamentous bacteria viability and possible added benefits. Environmental Technology, Selper Ltd, 2018.
- Bengtsson, S., De Blois, M., Wilén, B.-M., Gustavsson, D. (2018) Treatment of municipal wastewater with aerobic granular sludge. Critical Reviews in Environmental Science and Technology, Vol 48, 2018 – Issue 2.
- Bengtsson, S., De Blois, M., Wilén, B.-M., and Gustavsson, D. (2018) A comparison of aerobic granular sludge with conventional and compact biological treatment technologies. Accepted for publication in Environmental Technology.
- Cossio, C., McConville, J., Rauch, S., Wilén,-M., Dalahmeh, S., Mercado, A., and Romero, A.M. (2018) Wastewater management in small towns – Understanding the failure of small treatment plants in Bolivia. Environmental Technology, 39, 1393-1403.
- Helgegren, I., Rauch, S., Cossio, C., Landaete, G., and McConville, J. (2018) Importance of triggers and veto-barriers for the implementation of pour-flush toilets in informal peri-urban settlements – the case of Cochabamba, Bolivia.PLoS One, e0193613.
- Sun, Z., Brittain, J.E., Sokolova, E., Thygesen, H., Saltveit, S.J., Rauch, S., and Meland S. (2018) Aquatic biodiversity in sedimentation ponds receiving road runoff – What are the key drivers? Science of the Total Environment,610–611, 1527-1535.
- Wilén, B.-M., Liébana, R., Persson, P., Modin, O., and Hermansson, M. (2018) The mechanisms of granulation of activated sludge in wastewater treatment, its optimization and impact on effluent quality. Accepted for publication in Applied Microbiology and Biotechnology.
- Dominguez Benetton, X., Varia, J. C., Pozo, G., Modin, O., ter-Heijne, A., Fransaer, J., Rabaey, K. (2018) Metal recovery by microbial electro-metallurgy. Progress in Materials Science. 94, 435–461.
- Hydrodynamic modelling of the influence of stormwater and combined sewer overflows on receiving water quality: Benzo(a)pyrene and copper risks to recreational water. Projektet är ett samarbete mellan Vatten Miljö Teknik, Chalmers (Karin Björklund, Mia Bondelind och Ekaterina Sokolova), Tyréns AB (Anna Karlsson) och Kretslopp och vatten, Göteborgs Stad (Dick Karlsson). Journal of Environmental Management, 2018, Volume 207, Pages 32-42.
- Liébana, R., Modin, O., Persson, F. and Wilén, B.-M. (2018) Integration of aerobic granular sludge and membrane bioreactors for wastewater treatment. Critical Reviews in Biotechnology, 1-16.
- Haghighatafshar, S., Nordlöf, B., Roldin, M., Gustafsson, L.-G., la Cour Jansen, J., Jönsson, K. (2018) Efficiency of blue-green stormwater retrofits for flood mitigation – Conclusions drawn from a case study in Malmö, Sweden. Journal of Environmental Management, Vol. 207, pp 60–69, Elsevier, 2018.
- Hey, T., Bajraktari, N., Davidsson, Å., Vogel, J., Madsen, H., Hélix-Nielsen, C., la Cour Jansen, J., Jönsson, K. (2017) Evaluation of direct membrane filtration and direct forward osmosis as concepts for compact and energy-positive municipal wastewater treatment. Environmental Technology, Vol. 39, No. 3, pp. 264-276, Selper Ltd, 2018.
2017
- Stenström, F. and Jansen, J. la Cour. (2017) Impact on nitrifiers of full-scale bioaugmentation.Water Science &Technology,Vol 76 (11) pp 3079-3085.
- Saheb-Alam, S., Singh, A., Hermansson, M., Persson, F., Schnürer, A., Wilén, B.-M., Modin, O. (2017) Effect of start-up strategies and electrode materials on carbon dioxide reduction on bio-cathodes. Accepted for publication in Applied and Environmental Microbiology.
- Nilsson, F., Ekblad, M., la Cour Jansen, J., Jönsson, K. (2017) Removal of pharmaceuticals with ozone at 10 Swedish wastewater treatment plants. Water Practice & Technology, Vol. 12, No. 4, pp. 871–881, IWA Publishing, 2017.
- Davidsson, Å., Bernstad Saraiva, A., Magnusson, N., Bissmont, M. (2017) Technical evaluation of a tank-connected food waste disposer system for biogas production and nutrient recovery, Waste Management, Elsevier, 2017.
- El-taliawy, H., Ekblad, M., Nilsson, F., Hagman, H., Paxeus, N., Jönsson, K., Cimbritz, M., la Cour Jansen, J., Bester, K. (2017) Ozonation efficiency in removing organic micro pollutants from wastewater with respect to hydraulic loading rates and different wastewaters, Chemical Engineering Journal, Vol. 325, pp. 310-321, Elsevier, 2017.
- Hey, T., Väänänen, J., Heinen, N., la Cour Jansen, J., Jönsson, K. (2017) Potential of combining mechanical and physicochemical municipal wastewater pre-treatment with direct membrane filtration, Environmental Technology, Vol. 38, No. 1, pp. 108-115, Selper Ltd, 2017.
- Kjerstadius, H., Bernstad Saraiva, A., Spångberg, J., Davidsson, Å. (2017) Carbon footprint of urban source separation for nutrient recovery, Journal of Environmental Management, Vol. 197, pp. 250-257, Academic Press, 2017.
- Väänänen, J., Memet, S., Gunther, T., Lilja, M., Cimbritz, M., la Cour Jansen, J. (2017) Automatic control of the effluent turbidity from a chemically enhanced primary treatment with microsieving, Water Science and Technology, Vol. 76, No. 7, pp. 1770-1780, IWA Publishing, 2017.
- Nilsson, F., m.fl. (2017) Removal of pharmaceuticals with ozone at 10 Swedish wastewater treatment plants. Water Practice and Technology. Reference No: WPT-17-137.
- Liébana, R., Modin, O., Persson, F. and Wilén, B.-M. (2017) Integration of aerobic granular sludge and membrane bioreactors for wastewater treatment. Accepterad för publicering I Critical Reviews in Biotechnology.
- Szabó, E., Liébana, R., Hermansson, M., Modin, O., Persson, F., Wilén, B.-M. (2017)
Comparison of the bacterial community composition in the granular and the suspended phase of sequencing batch reactors. AMB Express, 7(1), 168. - Fredriksson, N.J., Hermansson, M., Wilén, B.-M. (2017) Long-term dynamics of the bacterial community in a Swedish full-scale wastewater treatment plant. Accepterad för pubilcering i Environmental Technology.
- Modin, O., Fuad, N., Rauch, S. (2017) Microbial electrochemical recovery of zinc. Electrochimica Acta 248, 58-63.
- El-taliawy, H., Ekblad, M., Nilsson, F., Hagman, M., Paxeus, N., Jönsson, K., Cimbritz, M., la Cour Jansen, J., Bester, K. (2017) Ozonation efficiency in removing organic micro pollutants from wastewater with respect to hydraulic loading rates and different wastewaters. Chemical Engineering Journal 325. p.310-321.
- Kjerstadius, H., Bernstad Saraiva, A., Spångberg, J., Davidsson, Å. (2017) Carbon footprint of urban source separation for nutrient recovery. Journal of Environmental Management, 197, s.250-257.
- Hey, T., Bajraktari, N., Davidsson, Å., Vogel, J., Tækker Madsen, H., Hélix-Nielsen, C., la Cour Jansen, J., Jönsson, K. (2017) Evaluation of direct membrane filtration and direct forward osmosis as concepts for compact and energy-positive municipal wastewater treatment. Environmental Technology (online).
- Szabó, E., Liébana, R., Modin, O., Persson, P. and Wilén, B.-M. (2017) Microbial population dynamics and ecosystem functions of anoxic/aerobic granular sludge in sequencing batch reactors operated at different organic loading rates. Accepterad för publikation i Frontiers in Microbiology.
- Cossio, C., McConville, J., Rauch, S., Wilén, B.-M., Dalahmeh, S., Mercado, A., Romero, A.M. (2017) Wastewater management in small towns – Understanding the failure of small treatment plants in Bolivia. Accepterad för publikation i Environmental Technology.
- Oskar Modin (2017) A mathematical model of aerobic methane oxidation coupled to denitrification. Accepterad för publikation i Environmental Technology p. 1-9.
- Modin, O., Aulenta, F. (2017). Three promising applications of microbial electrochemistry for the water sector. Environmental Science: Water Research & Technology.
- Skambraks, A.-K., Kjerstadius, H., Meier, M., Davidsson, Å., Wuttke, M., Giese, T. (2017) Source separation sewage systems as a trend in urban wastewater management: Drivers for the implementation of pilot areas in Northern Europe. Sustainable Cities and Society, vol. 28, pp. 287-296.
2016
- Haghighatafshar, S., Wilén, B.-M., Thunberg, A., Hagman, M., Nyberg, A., Grundestam, J., Mases, M., la Cour Jansen, J. (2016) Laboratory-scale assessment of vacuum-degassed activated sludge for improved settling properties. Environmental Technology (online).
- Tobias, H., Bajraktari, N., Vogel, J., Hélix Nielsen, C., la Cour Jansen, J., Jönsson, K. (2016) The effects of physicochemical wastewater treatment operations on forward osmosis. Environmental Technology (online).
- Väänänen, J., Cimbritz, M., la Cour Jansen, J. (2016) Microsieving in primary treatment: effect of chemical dosing. Water Science & Technology, 74 (2), pp. 438-447.
- Wilén, B.-M., Cimbritz, M., Pettersson, T. Jr., Mattsson, A. (2016) Large scale tertiary filtration – results and experiences from the discfilter plant at the Rya WWTP in Sweden. Water Practice & Technology, vol. 11(3), pp. 547-555.
- Kjerstadius, H., de Vrieze, J., la Cour Jansen, J., Davidsson, Å. (2016) Detection of acidification limit in anaerobic membrane bioreactors at ambient temperature. Water Research, vol. 106, pp. 429-438.
- Piculell, M., Suarez, C., Li, C., Christensson. M., Persson, F., Wagner, M., Hermansson, M., Jönsson, K., Welander, T. (2016) The inhibitory effects of reject water on nitrifying populations grown at different biofilm thickness. Water Research, 104, 292-302.
- Sörensen, J., Persson, A., Sternudd, C., Aspegren, H., Nilsson, J., Nordström, J., Jönsson, K., Mottaghi, M., Becker, P., Pilesjö, P., Larsson, R., Berndtsson, R., Mobini, S. (2016) Re-Thinking Urban Flood Management—Time for a Regime Shift. Water 8(8), 332.
- Hey, T., Väänänen, J., Heinen, N., la Cour Jansen, J., Jönsson, K. (2016) Potential of combining mechanical and physicochemical municipal wastewater pre-treatment with direct membrane filtration. Environmental Technology 38 (1), 108-115.
- Kängsepp, P., Väänänen, J., Örning, K., Sjölin, M., Olsson, P., Rönnberg, J., Wallebäck, F., Cimbritz, M., Pellicer-Nàcher, C. (2016) Performance and operating experiences of the first Scandinavian full-scale Discfilter installation for tertiary phosphorus polishing with preceding coagulation and flocculation. Water Practice and Technology, 11(2), 459-468.
- Piculell, M., Christensson, M., Jönsson, K., & Welander, T. (2016). Partial nitrification in MBBRs for mainstream deammonification with thin biofilms and alternating feed supply. Water Science & Technology, 73(6), 1253–1260.
- Piculell, M., Welander, P., Jönsson, K., & Welander, T. (2016). Evaluating the Effect of Biofilm Thickness on Nitrification in Moving Bed Biofilm Reactors. Environmental Technology, 37(6), 732–743.
- Lindblom, E., Arnell, M., Flores-Alsina, X., Stenström, F., Gustavsson, D., Yang, J., Jeppsson, U. (2016) Dynamic modelling of nitrous oxide emissions from three Swedish sludge liquor treatment systems. Water Science and Technology, 73(4); 798-806.
- Bernstad Saraiva Schott, A., Wenzel, H., la Cour Jansen, J. (2016) Identification of decisive factors for greenhouse gas emissions in comparative life cycle assessments of food waste management – an analytical review. Journal of Cleaner Production, 119; 13–24.
- Mottaghi, M., Jönsson, K., Aspegren, H. (2016) Integrated urban design and open storm drainage in our urban environments. Water Practice & Technology, 11 (1); 118-126.
- Persson, F., Suarez, C., Hermansson, M., Plaza, E., Sultana, R., Wilén, B.-M. (2016) Community structure of partial nitritation-anammox biofilms at decreasing substrate concentrations and low temperature. Microbial Biotechnology.
- Modin, O., Persson, F., Wilén, B.-M., Hermansson, M. (2016) Non-oxidative removal of organics in the activated sludge process. Critical reviews in Environmental Science and Technology.
- Szabo, E., Hermansson, M., Modin, O., Persson, F., Wilén, B.-M. (2016) Effects of Wash-Out Dynamics on Nitrifying Bacteria in Aerobic Granular Sludge During Start-Up at Gradually Decreased Settling Time. MDPI Water, 8(5).
- Björklund, K. och Li, L. (2016) Sorption of DOM and hydrophobic organic compounds onto sewage-based activated carbon. Water Science and Technology, 74, 852-860.
2015
- Bernstad Saraiva Schott, A., Andersson, T. (2015) Food waste minimization from a life-cycle perspective. Journal of Environmental Management, 147; 219-226.
- Bernstad Saraiva Schott, A., Cánovas, A. (2015) Current practice, challenges and potential methodological improvements in environmental evaluations of food waste prevention – A discussion paper. Resources, Conservation and Recycling, 101; 132-142.
- Haghighatafshar, S., Ossiansson, E., Koch, K., Kjerstadius, H., la Cour Jansen, J., Davidsson, Å. (2015) Modeling of anaerobic digestion with focus on estimation of hydrolysis constants at 35, 55, and 60°C. Water Environment Research, 87(7); 587-594.
- Mottaghi, M., Aspegren, H., Jönsson, K. (2015) The necessity of re-thinking the way we plan our cities with the focus on Malmö. The Journal of Water Management and Research (VATTEN), 71 (1); 37-44.
- Kjerstadius, H., Haghighatafshar, S., Davidsson, Å. (2015) Potential for nutrient recovery and biogas production from blackwater, food waste and greywater in urban source control systems. Environmental Technology, 36 (13); 1707-1720.
- Punzi, M., Nilsson, F., Anbalagana, A., Svensson, B.-M., Jönsson, K., Mattiasson, B., Jonstrup, M. (2015) Combined anaerobic–ozonation process for treatment of textile wastewater: Removal of acute toxicity and mutagenicity. Journal of Hazardous Materials, 292; 52–60.
- Modin, O., Saheb Alam, S., Persson, F., Wilén, B.-M. (2015). Sorption and release of organics by primary, anaerobic, and aerobic activated sludge mixed with raw municipal wastewater. PLoS ONE, 10(3).
- Nielsen, K., Kalmykova, Y., Strömvall, A.-M., Baun, A., Eriksson, E. (2015) Particle phase distribution of polycyclic aromatic hydrocarbons in stormwater – Using humic acid and iron nano-sized colloids as test particles. Science of The Total Environment, 532; 103-111.
- Suarez, C., Persson, F., Hermansson, M. (2015) Predation of nitritation–anammox biofilms used for nitrogen removal from wastewater. FEMS Microbiology Ecology, 91(11).
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Saheb Alam, S., Persson, F., Wilén, B.-M., Hermansson, M., Modin, O. (2015) Effects of storage on mixed-culture biological electrodes. Scientific Reports 5, article 18433 (online).
2014
- Laurent, A., Bakas, I., Clavreul, J., Bernstad, A., Niero, M., Gentil, E., Hauschild, M., Christensen, T. (2014) Review of LCA studies of solid waste management systems – Part I: Lessons learned and perspectives. Waste management, 34(3); 573-588.
- Laurent, A., Clavreul, J., Bernstad, A., Bakas, I., Niero, M., Gentil, E., Christensen, T., Hauschild, M. (2014) Review of LCA studies of solid waste management systems – Part II: Methodological guidance for a better practice. Waste management, 34(3); 589-606.
- Bernstad Saraiva Schott, A. (2014) Household food waste separation behavior and the importance of convenience. Waste management, 34(7); 1317-1323.
- Haghighatafshar, S., la Cour Jansen, J., Aspegren, H., Lidström, V., Mattsson, A., Jönsson, K. (2014) Storm-water management in Malmö and Copenhagen with regard to climate change scenarios. The Journal of Water Management and Research (VATTEN), 70 (3); 159-168.
- Väänänen, J., Nilsson, F., la Cour Jansen, J., Hörsing, M., Hagman, M., Jönsson, K. (2014) Discfiltration and ozonation for reduction of nutrients and organic micro-pollutants from wastewater – a pilot study. Water Practice & Technology, 9(4).
- Bollmann, U. E., Tang, C., Eriksson, E., Jönsson, K., Vollertsen, J., Bester, K. (2014) Biocides in urban wastewater treatment plant influent at dry and wet weather: Concentrations, mass flows and possible sources. Water Research, 60; 64-74.
- Modin, O., Gustavsson, D. (2014) Opportunities for microbial electrochemistry in municipal wastewater treatment – an overview. Water Science and Technology, 69(7); 1359-1372.
- Nilsson, F., Hagman, M., Mielczarek, A. T., Halkjær Nielsen, P. and Jönsson, K. (2014) Application of Ozone in Full-Scale to Reduce Filamentous Bulking Sludge at Öresundsverket WWTP. Ozone: Science & Engineering, 36(3); 238-243.
- Hey, G., Fick, J., Tysklind, M., Ledin, A., la Cour Jansen, J., Andersen, H. R. (2014) Removal of pharmaceuticals in WWTP effluents by ozone and hydrogen peroxide. Water SA, 40(1); 165- 174.
- Davidsson, Å., Kjerstadius, H., Haghighatafshar, S., Fick, J., Olsson, M., Wachtmeister, H., Eriksson, E., la Cour Jansen, J. (2014) Effect of anaerobic digestion at 35, 55 and 60 ºC on pharmaceuticals and organic contaminants. Water Science and Technology, 69(6); 1282-1288.
- Stenström, F., Tjus, K., la Cour Jansen, J. (2014) Oxygen-induced dynamics of nitrous oxide in water and off-gas during the treatment of digester supernatant. Water Science and Technology, 69(1); 84-91.
- Piculell, M., Welander, T., Jönsson, K. (2014) Organic Removal Activity in Biofilm and Suspended Biomass Fractions of MBBR Systems. Water Science and Technology, 69(1); 55-61.
- Ibrahim, V., Hey, T., Jönsson, K. (2014) Determining Short Chain Fatty Acids in Sewage Sludge Hydrolysate: A Comparison of Three Analytical Methods and Investigation of Sample Storage Effects. Journal of Environmental Sciences 26(4); 926-933.
- Persson, F., Sultana, R., Suarez, M., Hermansson, M., Plaza, E., Wilén, B.-M. (2014) Structure and composition of biofilm communities in a moving bed biofilm reactor for nitritation-anammox at low temperatures. Bioresource Technology, 154(0); 267-273.
- Almstrand, R., Persson, F., Daims, H., Ekenberg, M., Christensson, M., Wilén, B.-M., Sörensson, F., Hermansson, M. (2014) Three-dimensional stratification of bacterial biofilm populations in a moving bed biofilm reactor for nitrification-anammox. International Journal of Molecular Sciences, 15; 2191-2206.
- Almstrand R., Persson F. and Hermansson M. (2014) Biofilms in nitrogen removal: population dynamics and spatial distribution of nitrifying and anammox bacteria. In: Marco D. (ed.). Metagenomics of the Microbial Nitrogen Cycle: Theory, Methods and Applications. Horizon Scientific Press. Norfolk, UK. ISBN: 978-1-908230-48-5
- Parker, D.S., Günthert, F.W., Wilén, B.-M. (2014) Secondary clarifiers, Chapter 11 in: Activated sludge – 100 years and counting, D. Jenkins (ed.), IWA Publishing, London, UK.
- Fredriksson, N. J., Hermansson, M., Wilén, B.-M. (2014) Impact of T-RFLP data analysis choices on assessments of microbial diversity and dynamics. BMC Bioinformatics, 15:360.
- Fredriksson, N.J., Hermansson, M., Wilén, B.-M. (2014) Tools for T-RFLP data analysis using Excel. BMC Bioinformatics, 15:361.
- Kalmykova, Y., Moona, N., Strömvall, A.-M., Björklund, K. (2015) Sorption and degradation of petroleum hydrocarbons, polycyclic aromatic hydrocarbons, alkylphenols, bisphenol A and phthalates in landfill leachate using sand, activated carbon and peat filters. Water Research, 56; 246-257.
2013
- Kjerstadius, H., la Cour Jansen, J., De Vrieze, J., Haghighatafshar, S., Davidsson, Å. (2013) Hygienization of sludge through anaerobic digestion at 35, 55 and 60 ºC. Water Science and Technology, 68(10); 2234-2239.
- Gustavsson, D.J.I., Tumlin, S. (2013) Carbon Footprints of Scandinavian Wastewater Treatment Plants. Water Science and Technology, 68(4); 887-93.
- Antoniou, M.G., Hey, G., Rodríguez Vega, S., Spiliotopoulou, A., Fick, J., Tysklind, M., la Cour Jansen, J., Andersen, H.R. (2013) Required ozone doses for removing pharmaceuticals from wastewater effluents. Science of The Total Environment, Volumes 456–457; 42-49.
- Nielsen, U., Hastrup, C., Klausen, M., Pedersen, B., Kristensen, G., la Cour Jansen, J., Bak, S., Tuerk, J. (2013) Removal of APIs and bacteria from hospital wastewater by MBR plus O3, O3 + H2O2, PAC or ClO2, Water Science and Technology, 67(4); 854-862.
- Hey, T., Sandström, D., Ibrahim, V., Jönsson, K. (2013) Evaluating 5 and 8 pH-point titrations for measuring VFA in full-scale primary sludge hydrolysate , Water SA, 39(1); 17-22.
- Falås, P., Longrée, P., la Cour Jansen. J., Siegrist. H., Hollender, J., Joss, A. (2013) Micropollutant removal by attached ans suspended growth in a hybrid biofilm-activated sudge process. Water research, 47(13); 4498-4506.
- Davidsson, Å., Eriksson, E., Fick, J. (2013) Ozonation and Thermal Pre-treatment of Municipal Sewage Sludge – implications for Toxicity and Methane Potential. Journal of Residuals Science & Technology, 10(2); 95-101.
- Bernstad, A., la Cour Jansen, J., Aspegren, H. (2013) Door-stepping as a Strategy for Improved Food Waste Recycling Behaviour – Evaluation of a Full-Scale Experiment. Resources, Conservation & Recycling, 73; 94-103.
- Bernstad, A., Malmqvist, L., Truedsson, C., la Cour Jansen, J. (2013) Need for improvements in physical pre-treatment of source-separated household food waste. Waste Management 33; 746-754.
- Bernstad Saraiva Schott, A., Vukievic, S., Bohn, I., Andersson, T. (2013) Potentials for food waste minimization and effects on potential biogas production through anaerobic digestion. Waste Management and Research, 31(8); 811-819.
- Bernstad, A., Davidsson, Å., Tsai, J., Persson, E., Bissmont, M., la Cour Jansen, J. (2013) Tank-Connected Food Waste Disposer Systems – Current Status and Potential Improvements. Waste Management, 33(1); 93-103.
- Fredriksson, N. J., Hermansson, M., Wilén, B.-M. (2013) The choice of PCR primers have great impact on assessments of bacterial diversity and dynamics in a wastewater treatment plant. PLoS ONE, 8(10), 1-20.
- Wu, X., Modin, O. (2013) Ammonium recovery from reject water combined with hydrogen production in a bioelectrochemical reactor. Bioresource Technology, 146; 530-536.
- Almstrand, R., Daims, H., Persson, F., Sörensson, F., Hermansson, M. (2013) New methods for analysis of spatial distribution and co-aggregation of microbial populations in complex biofilms. Applied and Environmental Microbiology 79: 5978-5987
2012
- Hey, G., Grabic, R., Ledin, A., la Cour Jansen, J., Andersen, H. R. (2012) Oxidation of pharmaceuticals by chlorine dioxide in biologically treated wastewater. Chemical Engineering Journal 185-186; 236-242.
- Falås, P., Andersen, H.R., Ledin, A., la Cour Jansen, J. (2012) Occurrence and reduction of pharmaceuticals in the water phase at Swedish wastewater treatment plants. Water Science and Technology 66(4); 783-791.
- Haghighatafshar, S., Kjerstadius, H., la Cour Jansen, J., Davidsson, Å. (2012) Management of hydrogen sulfide in anaerobic digestion of enzyme pretreated marine macro-algae, The Journal of Water Management and Research (VATTEN), 68; 265-274.
- Gustavsson, D, Persson, F, Aspegren, H, Stålhandske, L, la Cour Jansen, J. (2012) Anammox i Huvudströmmen – Vad är problemet — Anammox in the mainstream – what is the problem? The Journal of Water Management and Research (VATTEN), 68; 195-208.
- Bernstad, A., la Cour Jansen, J. (2012) Review of comparative LCAs of food waste management systems – current status and potential improvements. Waste Management, 32(12); 2439-2455.
- Bernstad, A., la Cour Jansen, J. (2012) Separate collection of household food waste for anaerobic degradation – comparison of different techniques from a systems perspective. Waste Management, 32(5); 807-816.
- Hey, G., Ledin, A., la Cour Jansen, J., Andersen, H.R. (2012) Removal of pharmaceuticals in biologically treated wastewater by chlorine dioxide or peracetic acid. Environmental Technology, 33(9); 1041-1047.
- Hey, T., Jönsson, K., la Cour Jansen, J. (2012) Calibration of a dynamic model for prediction of the potential of combined in-line hydrolysis with predenitrification at a full scale plant, SNE, 22(3-4); 115-120.
- Hey, T., Jönsson, K., la Cour Jansen, J. (2012) Full scale in-line hydrolysis and simulation for potential energy and resource savings in activated sludge – A case study. Environmental Technology, 33(15); 1819-1825.
- Falås, P., Baillon-Dhumez, A., Andersen, H.R., Ledin, A., la Cour Jansen, J. (2012) Suspended biofilm carrier and activated sludge removal of acidic pharmaceutical. Water Research 46(4); 1167-1175.
- Falås, P., Andersen, H.R., Ledin, A., la Cour Jansen, J. (2012) Impact of solid retention time and nitrification capacity on the ability of activated sludge to remove pharmaceuticals. Environmental Technology; 33(8); 865-872.
- Hörsing, M., Kosjek, T., Andersen, H.R., Heath, E., Ledin, A. (2012) Fate of citalopram during water treatment with O3, ClO2, UV and fenton oxidation , Chemosphere, 89; 129-135.
- Fredriksson, N.J., Hermansson, M., Wilén, B.M. (2012) Diversity and dynamics of Archaea in an activated sludge wastewater treatment plant. BMC Microbiology, article 140.
- Modin, O., Wilén, B.M. (2012) A novel bioelectrochemical BOD sensor operating with voltage input. Water Research, 46 (18); 6113-6120.
- Wilén, B.M., Johansen, A., Mattsson, A. (2012) Assessment of sludge particle removal from wastewater by discfiltration. Water Practice and Technology, 7(2).
- Modin, O., Wang, X., Wu, X., Rauch, S., Karlfeldt Fedje, K. (2012) Bioelectrochemical recovery of Cu, Pb, Cd, and Zn from dilute solutions. Journal of Hazardous Materials, 235-236, 291-297.
2011
- Bernstad, A., la Cour Jansen J., Aspegren, H. (2011) Local Strategies for Efficient Management of Solid Household Waste – The Full Scale Augustenborg Experiment – A case study. Waste Management and Research, 30(2); 200-212.
- Bernstad, A., la Cour Jansen J., Aspegren, H. (2011) Life cycle assessment of a household solid waste source separation program: a Swedish case study. Waste Management and Research, 29(10); 1027–1042.
- Bernstad, A., la Cour Jansen J., Aspegren, H. (2011) Property close source separation of hazardous waste and waste electronic and electric equipment – A Swedish case study. Waste Management and Research, 31(3); 536-543.
- Bernstad, A., la Cour Jansen J., Aspegren, H. (2011) A life-cycle approach to the management of household food waste – a Swedish full-scale case study. Waste Management, 31(8); 1879-1896.
- Gustavsson, D. J. I., Nyberg, U., la Cour Jansen, J. (2011) Full-scale sludge liquor treatment for ammonium reduction with low carbon dosage. Environmental Technology, 32(8).
- Gustavsson, D. J. I., la Cour Jansen, J. (2011) Dynamics of nitrogen oxides emission from a full-scale sludge liquor treatment plant with nitritation. Water Science & Technology 63(12); 2838–2845.
- Hörsing, M., Ledin, A., Grabic, R., Fick, J., Tysklind, M., la Cour Jansen, J., Andersen, H. R. (2011). Determination of sorption of seventy five pharmaceuticals in sewage sludge. Water Research, 45(15); 4470-4482.
2010
- Gustavsson, D. J. I. (2010). Biological sludge liquor treatment at municipal wastewater treatment plants – a review. The Journal of Water Management and Research (VATTEN), 66; 179-192.
- Keskitalo, J., la Cour Jansen, J., Leiviskä, K. (2010) Calibration and validation of a modified ASM1 using long-term simulation of a full-scale pulp mill wastewater treatment plant, Environmental Technology, 31(5); 555-566.
- Larsdotter, K., la Cour Jansen, J., Dalhammar, G. (2010) Phosphorus removal from wastewater by microalgae in Sweden – a year-round perspective, Environmental Technology, 31(2); 117-123.
2009
- Lindvall, P., Lidström, V., Sundahl, A.-C. (2009) Fastläggning av dagvattenföroreningar i två översilningsytor i Malmö The Journal of Water Management and Research (VATTEN), 65; 93-100.