Team > Prof. Dr. Thomas Koellner
Prof. Dr. Thomas Koellner
Faculty of Biology, Chemistry and Earth Sciences
Department of Earth Science
- 2010 February: Venia legendi in Human-Environment Systems at Department of Environmental Sciences, ETH Zurich
- Since 2009: Professorship of Ecological Services (W2), University Bayreuth
- 2009-2015: Associated Scientist at the Chair on Natural and Social Science Interface (NSSI), ETH Zurich
- 2001-2009: Postdoc and later senior scientist and lecturer at the Department for Environmental Sciences, ETH Zürich; Leader of the working group "Ecosystem Services" within the Chair on Natural and Social Science Interface (NSSI), ETH Zürich
- 1996-2001: Ph.D. in Economics (Dr. oec. HSG) with a thesis on land use and biodiversity in product life cycle assessment at the Institute for Economy and the Environment, University St. Gallen
- 1996-1997: Doctoral study programme in Environmental Management and Economics, Institute for Economy and the Environment, University St. Gallen (IWO-HSG)
- 1996: Diploma in Biology with thesis in freshwater ecology (The Significance of the Spatial Continuum of Running Waters for Rheotactic Macroinvertebrates - Ecological Analysis on Brooks in the Harz Mountains), Zoological Institute, University Göttingen
- 1989-1996: Biology, main subjects Zoology, Microbiology, and Economics, University Göttingen (Germany)
Faculty of Biology, Chemistry and Earth Sciences
Department of Earth Science
Research activities
The three research lines of the Professorship of Ecological Services (PES) are a) empirical analysis of actors supplying and demanding ecosystem services, b) mapping and modelling of land use, biodiversity and ecosystem services on a regional scale and c) assessing virtual land flows and ecosystem impacts on a global scale.
Citations
Thesis
- Koellner T (2010): Ecosystem Services in Human-Environment Systems. Modeling Land use, Biodiversity and Ecosystem Services; Market Actors’ Decision-Making; and Financial Mechanisms, Habilitation Thesis, ETH Zurich, D-UWIS, Switzerland.
- Koellner T (2001): Land Use in Product Life Cycles and its Consequences for Ecosystem Quality. Dissertation Nr. 2519 Universität St. Gallen: 255.
Academic services
Member of the editorial board of the journal Ecosystem Services launching in 2012
Member of the editorial board of Int J LCA
Reviewer for Ecological Economics, International Journal of LCA, Ecological Complexity, Conservation Letter, Ecological Indicators, GAIA, Erdkunde and other journals
Faculty of Biology, Chemistry and Earth Sciences
Department of Earth Science
Publications
Kaim, Andrea; Schmitt, Thomas Michael; Annuth, Sylvia Helena; Haensel, Maria; Koellner, Thomas
An agent-based model to simulate field-specific nitrogen fertilizer applications in grasslands (Vers ...
CoMSES Computational Model Library (2025)
https://www.comses.net/codebases/1fef1ba7-ba2b-4fa ...
2025
Kaim, Andrea; Schmitt, Thomas Michael; Annuth, Sylvia Helena; Haensel, Maria; Koellner, Thomas
An agent-based model to simulate field-specific nitrogen fertilizer applications in grasslands
in European Journal of Agronomy volume 165 (2025)
doi:10.1016/j.eja.2025.127539 ...
Reinermann, Sophie; Boos, Carolin; Kaim, Andrea; Schucknecht, Anne; Asam, Sarah; Gessner, Ursula; Annuth, Sylvia Helena; Schmitt, Thomas Michael; Koellner, Thomas; Kiese, Ralf
Grassland yield estimations : potentials and limitations of remote sensing in comparison to pro ...
in Biogeosciences volume 22 (2025) issue 18. - page 4969-4992
doi:10.5194/bg-22-4969-2025 ...
Bogenreuther, Jakob; Bogner, Christina; Siebert, Stefan; Koellner, Thomas
Heat, drought, and compound events: Thresholds and impacts on crop yield variability
in Agricultural and Forest Meteorology volume 375 (2025)
doi:10.1016/j.agrformet.2025.110836 ...
Dhillon, Maninder Singh; Koellner, Thomas; Asam, Sarah; Bogenreuther, Jakob; Dech, Stefan; Gessner, Ursula; Gruschwitz, Daniel; Annuth, Sylvia Helena; Kraus, Tanja; Rummler, Thomas; Schaefer, Christian; Schönbrodt-Stitt, Sarah; Steffan-Dewenter, Ingolf; Wilde, Martina; Ullmann, Tobias
Landscape structure, climate variability, and soil quality shape crop biomass patterns in agric ...
in Frontiers in Plant Science volume 16 (2025)
doi:10.3389/fpls.2025.1630087 ...
2024
Bogenreuther, Jakob; Kastner, Thomas; Schneider, Felicitas; Koellner, Thomas
Biodiversity impact of food waste : Quantification for supply chain stages and products in Germ ...
in Journal of Industrial Ecology volume 28 (2024) issue 2. - page 355-367
doi:10.1111/jiec.13471 ...
Zindler, Manuela; Haensel, Maria; Fricke, Ute; Schmitt, Thomas Michael; Tobisch, Cynthia; Koellner, Thomas
Improving Agri-environmental Schemes : Suggestions from Farmers and Nature Managers in a Centra ...
in Environmental Management volume 73 (2024) . - page 826-840
doi:10.1007/s00267-023-01922-w ...
Myburgh, Steven; Kosatica, Ervin; Pfister, Stephan; Kissinger, Meidad; Fridman, Dor; Koellner, Thomas
An integrated biophysical-ecological assessment of embedded virtual water flows linked to Israe ...
in Science of the Total Environment volume 955 (2024)
doi:10.1016/j.scitotenv.2024.177195 ...
Schmitt, Thomas Michael; Haensel, Maria; Kaim, Andrea; Lee, Heera; Reinermann, Sophie; Koellner, Thomas
Recreation and its synergies and trade‑offs with other ecosystem services of Alpine and pre‑Alp ...
in Regional Environmental Change volume 24 (2024)
doi:10.1007/s10113-024-02213-8 ...
Marques, Alexandra; Bonn, Aletta; Castro, Antonio J.; Chaudhary, Abhishek; Felipe-Lucia, María R.; Kastner, Thomas; Koellner, Thomas; Lancker, Kira; Lopez Hoffman, Laura; Meyer, Carsten; Pfister, Stephan; Rabeschini, Gabriela; Willemen, Louise; Schulp, Catharina J. E.
The role of nature's contributions to people in sustaining international trade of agricultural ...
in People and Nature volume 6 (2024) issue 2. - page 410-421
doi:10.1002/pan3.10607 ...
2023
Landwehr, Theresa; Riebl, Rebekka; Haensel, Maria; Schmitt, Thomas Michael; Thiemann, Miriam; Koellner, Thomas
Climate change perceptions in Bavaria : Revealing the influence of socio-demographic and local ...
in GAiA volume 32 (2023) issue 3. - page 312-321
doi:10.14512/gaia.32.3.8 ...
Smolka, Georg; Kosatica, Ervin; Berger, Markus; Kissinger, Meidad; Fridman, Dor; Koellner, Thomas
Domestic water versus imported virtual blue water for agricultural production : A comparison ba ...
in Journal of Industrial Ecology volume 27 (2023) issue 4. - page 1123-1136
doi:10.1111/jiec.13403 ...
Haensel, Maria; Scheinpflug, Luzie; Riebl, Rebekka; Lohse, Eva Julia; Röder, Norbert; Koellner, Thomas
Policy instruments and their success in preserving temperate grassland : Evidence from 16 years ...
in Land Use Policy volume 132 (2023)
doi:10.1016/j.landusepol.2023.106766 ...
Uniyal, Bhumika; Kosatica, Ervin; Koellner, Thomas
Spatial and temporal variability of climate change impacts on ecosystem services in small agric ...
in Science of the Total Environment volume 875 (2023)
doi:10.1016/j.scitotenv.2023.162520 ...
Küchen, Lisa; Schmitt, Thomas Michael; Riebl, Rebekka; Haensel, Maria; Steinbauer, Manuel; Fricke, Ute; Redlich, Sarah; Koellner, Thomas
Where and why is landscape considered valuable? Societal actors' perceptions of ecosystem servi ...
in Ecosystems and People volume 19 (2023) issue 1
doi:10.1080/26395916.2023.2192813 ...
2022
Redlich, Sarah; Zhang, Jie; Benjamin, Caryl S.; Singh Dhillon, Maninder; Englmeier, Jana; Ewald, Jörg; Fricke, Ute; Ganuza, Cristina; Haensel, Maria; Hovestadt, Thomas; Kollmann, Johannes; Koellner, Thomas; Kübert-Flock, Carina; Kunstmann, Harald; Menzel, Annette; Moning, Christoph; Peters, Wibke; Riebl, Rebekka; Rummler, Thomas; Rojas-Botero, Sandra; Tobisch, Cynthia; Uhler, Johannes; Uphus, Lars; Müller, Jörg; Steffan-Dewenter, Ingolf
Disentangling effects of climate and land use on biodiversity and ecosystem services : A multi- ...
in Methods in Ecology and Evolution volume 13 (2022) issue 2. - page 514-527
doi:10.1111/2041-210X.13759 ...
Thiemann, Miriam; Riebl, Rebekka; Haensel, Maria; Schmitt, Thomas Michael; Steinbauer, Manuel; Landwehr, Theresa; Fricke, Ute; Redlich, Sarah; Koellner, Thomas
Perceptions of ecosystem services : Comparing socio-cultural and environmental influences
in PLoS One volume 17 (2022) issue 10. - page e0276432
doi:10.1371/journal.pone.0276432 ...
Schmitt, Thomas Michael; Riebl, Rebekka; Martín-López, Berta; Haensel, Maria; Koellner, Thomas
Plural valuation in space : mapping values of grasslands and their ecosystem services
in Ecosystems and People volume 18 (2022) issue 1. - page 258-274
doi:10.1080/26395916.2022.2065361 ...
2021
von Heßberg, Andreas; Jentsch, Anke; Berauer, Bernd; Ewald, Jörg; Fütterer, Sarah; Görgen, Armin; Kluth, Stefan; Krämer, Alexander; Koellner, Thomas; Scharmann, Marit; Schloter, Michael; Schmitt, Thomas Michael; Schödl, Michael; Schuchardt, Max A.; Schucknecht, Anne; Steinberger, Siegfried; Vidal, Alix; Voith, Johannes; Wiesmeier, Martin; Dannenmann, Michael
Almen in Zeiten des Klimawandels : Schutz der Artenvielfalt durch (Wieder-) Beweidung? Die Fall ...
in Naturschutz und Landschaftsplanung volume 53 (2021) issue 3. - page 28-36
doi:10.1399/NuL.2021.03.02 ...
Schmitt, Thomas Michael; Martín-López, Berta; Kaim, Andrea; Früh-Müller, Andrea; Koellner, Thomas
Ecosystem services from (pre-)Alpine grasslands : Matches and mismatches between citizens’ perc ...
in Ecosystem Services volume 49 (2021)
doi:10.1016/j.ecoser.2021.101284 ...
Fridman, Dor; Koellner, Thomas; Kissinger, Meidad
Exploring global interregional food system's sustainability using the functional regions typolo ...
in Global Environmental Change volume 68 (2021)
doi:10.1016/j.gloenvcha.2021.102276 ...
Hoffmann, Farina; Koellner, Thomas; Kastner, Thomas
The micronutrient content of the European Union's agricultural trade
in Ecological Economics volume 188 (2021)
doi:10.1016/j.ecolecon.2021.107118 ...
Hartmann, Hanna; Haensel, Maria; Riebl, Rebekka; Lohse, Eva Julia; Koellner, Thomas
Volksbegehren Artenvielfalt : Gesetzesänderungen können auch Ökosystemdienstleistungen in Bayer ...
in GAiA volume 30 (2021) issue 2. - page 106-113
doi:10.14512/gaia.30.2.8 ...
2020
Ulloa-Torrealba, Yrneh; Stahlmann, Reinhold; Wegmann, Martin; Koellner, Thomas
Over 150 Years of Change : Object-Oriented Analysis of Historical Land Cover in the Main River ...
in Remote Sensing volume 12 (2020) issue 24
doi:10.3390/rs12244048 ...
Kleemann, Janina; Schröter, Matthias; Bagstad, Kenneth J.; Kuhlicke, Christian; Kastner, Thomas; Fridman, Dor; Schulp, Catharina J. E.; Wolff, Sarah; Martínez-López, Javier; Koellner, Thomas; Arnhold, Sebastian; Martín-López, Berta; Marques, Alexandra; Lopez-Hoffmann, Laura; Liu, Jianguo; Kissinger, Meidad; Guerra, Carlos A.; Bonn, Aletta
Quantifying interregional flows of multiple ecosystem services : A case study for Germany
in Global Environmental Change volume 61 (2020)
doi:10.1016/j.gloenvcha.2020.102051 ...
2019
Koellner, Thomas; Bonn, Aletta; Arnhold, Sebastian; Bagstad, Kenneth J.; Fridman, Dor; Guerra, Carlos A.; Kastner, Thomas; Kissinger, Meidad; Kleemann, Janina; Kuhlicke, Christian; Liu, Jianguo; López-Hoffman, Laura; Marques, Alexandra; Martín-López, Berta; Schulp, Catharina J. E.; Wolff, Sarah; Schröter, Matthias
Guidance for assessing interregional ecosystem service flows
in Ecological Indicators volume 105 (2019) . - page 92-106
doi:10.1016/j.ecolind.2019.04.046 ...
Kim, Ilkwon; Arnhold, Sebastian; Ahn, Sora; Le Bao, Quang; Kim, Seong Joon; Park, Soo Jin; Koellner, Thomas
Land use change and ecosystem services in mountainous watersheds : predicting the consequences ...
in Environmental Modelling & Software volume 122 (2019)
doi:10.1016/j.envsoft.2017.06.018 ...
Lee, Heera; Seo, Bumsuk; Koellner, Thomas; Lautenbach, Sven
Mapping cultural ecosystem services 2.0 : Potential and shortcomings from unlabeled crowd sourc ...
in Ecological Indicators volume 96 (2019) issue 1. - page 505-515
doi:10.1016/j.ecolind.2018.08.035 ...
Früh-Müller, Andrea; Bach, Martin; Breuer, Lutz; Hotes, Stefan; Koellner, Thomas; Krippes, Christian; Wolters, Volkmar
The use of agri-environmental measures to address environmental pressures in Germany : Spatial ...
in Land Use Policy volume 84 (2019) . - page 347-362
doi:10.1016/j.landusepol.2018.10.049 ...
2018
Herzig, Alexander; Nguyen, Trung Thanh; Ausseil, Anne-Gaelle E.; Maharjan, Ganga Ram; Dymond, John R.; Arnhold, Sebastian; Koellner, Thomas; Rutledge, Daniel; Tenhunen, John
Assessing resource-use efficiency of land use
in Environmental Modelling & Software volume 107 (2018) . - page 34-49
doi:10.1016/j.envsoft.2018.05.005 ...
Helming, Katharina; Daedlow, Katrin; Hansjürgens, Bernd; Koellner, Thomas
Assessment and Governance of Sustainable Soil Management
in Sustainability volume 10 (2018) issue 12
doi:10.3390/su10124432 ...
Weigel, Robert; Koellner, Thomas; Poppenborg, Patrick; Bogner, Christina
Crop diversity and stability of revenue on farms in Central Europe : an analysis of big data fr ...
in PLoS One volume 13 (2018) issue 11
doi:10.1371/journal.pone.0207454 ...
Lee, Saem; Kim, Hyun No; Nguyen, Trung Thanh; Koellner, Thomas; Shin, Hio-Jung
Farmers' and Consumers' Preferences for Drinking Water Quality Improvement through Land Managem ...
in Sustainability volume 10 (2018) issue 5
doi:10.3390/su10051419 ...
Koellner, Thomas; Schröter, Matthias; Schulp, Catharina J. E.; Verburg, Peter H.
Global flows of ecosystem services
in Ecosystem Services volume 31, Part B (2018) . - page 229-230
doi:10.1016/j.ecoser.2018.04.012 ...
Schröter, Matthias; Koellner, Thomas; Alkemade, Rob; Arnhold, Sebastian; Bagstad, Kenneth J.; Erb, Karl-Heinz; Frank, Karin; Kastner, Thomas; Kissinger, Meidad; Liu, Jianguo; López-Hoffman, Laura; Maes, Joachim; Marques, Alexandra; Martín-López, Berta; Meyer, Carsten; Schulp, Catharina J. E.; Thober, Jule; Wolff, Sarah; Bonn, Aletta
Interregional flows of ecosystem services : Concepts, typology and four cases
in Ecosystem Services volume 31, Part B (2018) . - page 231-241
doi:10.1016/j.ecoser.2018.02.003 ...
Lee, Heera; Seo, Bumsuk; Koellner, Thomas; Lautenbach, Sven
Mapping cultural ecosystem services 2.0 : Potential and shortcomings from
unlabeled crowd sourc ...
in Ecological Indicators volume 96 (2018) issue 1. - page 505-515
doi:10.1016/j.ecolind.2018.08.035 ...
Früh-Müller, Andrea; Krippes, Christian; Hotes, Stefan; Breuer, Lutz; Koellner, Thomas; Wolters, Volkmar
Spatial correlation of agri-environmental measures with high levels of ecosystem services
in Ecological Indicators volume 84 (2018) . - page 364-370
doi:10.1016/j.ecolind.2017.09.008 ...
van Zelm, Rosalie; van der Velde, Marijn; Balkovič, Juraj; Čengić, Mirza; Elshout, Pieter M. F.; Koellner, Thomas; Núñez, Montserrat; Obersteiner, Michael; Schmid, Erwin; Huijbregts, Mark A. J.
Spatially explicit life cycle impact assessment for soil erosion from global crop production
in Ecosystem Services volume 30, Part B (2018) . - page 220-227
doi:10.1016/j.ecoser.2017.08.015 ...
Koellner, Thomas; Stefan, Anna-Maria; Wolff, Heinrich Amadeus
Zur Einführung des Begriffs der Ökosystemdienstleistung in das Bundesnaturschutzgesetz
in Zeitschrift für Umweltrecht volume 29 (2018) issue 7-8. - page 387-392
https://www.zur.nomos.de/fileadmin/zur/doc/Aufsatz ...
2017
Clift, Roland; Sim, Sarah; Chenoweth, Jonathan L.; Christie, Ian; Clavreul, Julie; Müller, Carina; Posthuma, Leo; Boulay, Anne-Marie; Chaplin-Kramer, Rebecca; Chatterton, Julia; DeClerck, Fabrice; Druckman, Angela; France, Chris; Franco, Antonio; Gerten, Dieter; Goedkoop, Mark; Hauschild, Michael Z.; Huijbregts, Mark A. J.; Koellner, Thomas; Lambin, Eric F.; Lee, Jacquetta; Mair, Simon; Marshall, Stuart; McLachlan, Michael S.; Milà i Canals, Llorenç; Mitchell, Cynthia; Price, Edward; Rockström, Johan; Suckling, James; Murphy, Richard
The Challenges of Applying Planetary Boundaries as a Basis for Strategic Decision-Making in Com ...
in Sustainability volume 9 (2017) issue 2
doi:10.3390/su9020279 ...
Lee, Saem; Nguyen, Trung Thanh; Kim, Hyun No; Koellner, Thomas; Shin, Hio-Jung
Do Consumers of Environmentally Friendly Farming Products in Downstream Areas Have a WTP for Wa ...
in Water volume 9 (2017) issue 7
doi:10.3390/w9070511 ...
Albert, Christian; Neßhöver, Carsten; Schröter, Matthias; Wittmer, Heidi; Bonn, Aletta; Burkhard, Benjamin; Dauber, Jens; Döring, Ralf; Fürst, Christine; Grunewald, Karsten; Haase, Dagmar; Hansjürgens, Bernd; Hauck, Jennifer; Hinzmann, Mandy; Koellner, Thomas; Plieninger, Tobias; Rabe, Sven-Erik; Ring, Irene; Spangenberg, Joachim H.; Stachow, Ulrich; Wüstemann, Henry; Görg, Christoph
Towards a National Ecosystem Assessment in Germany : a Plea for a Comprehensive Approach
in GAiA volume 26 (2017) issue 1. - page 27-33
doi:10.14512/gaia.26.1.8 ...
2016
Lee, Saem; Nguyen, Trung Thanh; Poppenborg, Patrick; Shin, Hio-Jung; Koellner, Thomas
Conventional, Partially Converted and Environmentally Friendly Farming in South Korea : Profita ...
in Sustainability volume 8 (2016) issue 8
doi:10.3390/su8080704 ...
Lee, Heera; Bogner, Christina; Lee, Saem; Koellner, Thomas
Crop selection under price and yield fluctuation : analysis of agro-economic time series from S ...
in Agricultural Systems volume 148 (2016) . - page 1-11
doi:10.1016/j.agsy.2016.06.003 ...
Mislimshoeva, Bunafsha; Herbst, Peter; Koellner, Thomas
Current pathways towards good forest governance for ecosystem services in the former Soviet rep ...
in Forest Policy and Economics volume 63 (2016) . - page 11-19
doi:10.1016/j.forpol.2015.12.002 ...
Schumacher, Paul; Mislimshoeva, Bunafsha; Brenning, Alexander; Zandler, Harald; Brandt, Martin; Samimi, Cyrus; Koellner, Thomas
Do Red Edge and Texture Attributes from High-Resolution Satellite Data Improve Wood Volume Esti ...
in Remote Sensing volume 8 (2016) issue 7
doi:10.3390/rs8070540 ...
Seo, Bumsuk; Bogner, Christina; Koellner, Thomas; Reineking, Björn
Mapping Fractional Land Use and Land Cover in a Monsoon Region : The Effects of Data Processing ...
in IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing volume 9 (2016) issue 9. - page 3941-3956
doi:10.1109/JSTARS.2016.2544802 ...
Rabe, Sven-Erik; Koellner, Thomas; Marzelli, Stefan; Schumacher, Paul; Grêt-Regamey, Adrienne
National ecosystem services mapping at multiple scales : The German exemplar
in Ecological Indicators volume 70 (2016) . - page 357-372
doi:10.1016/j.ecolind.2016.05.043 ...
Curran, Michael; Kiteme, Boniface; Wünscher, Tobias; Koellner, Thomas; Hellweg, Stefanie
Pay the farmer, or buy the land? Cost-effectiveness of payments for ecosystem services versus l ...
in Ecological Economics volume 127 (2016) . - page 59-67
doi:10.1016/j.ecolecon.2016.03.016 ...
Kreidenweis, Ulrich; Lautenbach, Sven; Koellner, Thomas
Regional or global? The question of low-emission food sourcing addressed with spatial optimizat ...
in Environmental Modelling & Software volume 82 (2016) . - page 128-141
doi:10.1016/j.envsoft.2016.04.020 ...
Früh-Müller, Andrea; Hotes, Stefan; Breuer, Lutz; Wolters, Volkmar; Koellner, Thomas
Regional Patterns of Ecosystem Services in Cultural Landscapes
in Land volume 5 (2016) issue 2
doi:10.3390/land5020017 ...
Albert, Christian; Bonn, Aletta; Burkhard, Benjamin; Daube, Sabrina; Dietrich, Katharina; Engels, Barbara; Frommer, Jakob; Götzl, Martin; Grêt-Regamey, Adrienne; Job-Hoben, Beate; Koellner, Thomas; Marzelli, Stefan; Moning, Christoph; Müller, Felix; Rabe, Sven-Erik; Ring, Irene; Schwaiger, Elisabeth; Schweppe-Kraft, Burkhard; Wüstemann, Henry
Towards a national set of ecosystem service indicators : Insights from Germany
in Ecological Indicators volume 61 (2016) issue 1. - page 38-48
doi:10.1016/j.ecolind.2015.08.050 ...
Deininger, Michaela; Koellner, Thomas; Brey, Thomas; Teschke, Katharina
Towards mapping and assessing antarctic marine ecosystem services : The weddell sea case study
in Ecosystem Services volume 22, Part A (2016) . - page 174-192
doi:10.1016/j.ecoser.2016.11.001 ...
2015
Ayanu, Yohannes; Conrad, Christopher; Jentsch, Anke; Koellner, Thomas
Correction to "Unveiling undercover cropland inside forests using landscape variables : a suppl ...
in PLoS One volume 10 (2015) issue 8
doi:10.1371/journal.pone.0137150 ...
Ayanu, Yohannes; Jentsch, Anke; Müller-Mahn, Detlef; Rettberg, Simone; Romankiewicz, Clemens; Koellner, Thomas
Ecosystem engineer unleashed : Prosopis juliflora threatening ecosystem services?
in Regional Environmental Change volume 15 (2015) issue 1. - page 155-167
doi:10.1007/s10113-014-0616-x ...
Früh, Andrea J.; Wegmann, Martin; Koellner, Thomas
Flood exposure and settlement expansion since pre-industrial times in 1850 until 2011 in north ...
in Regional Environmental Change volume 15 (2015) issue 1. - page 183-193
doi:10.1007/s10113-014-0633-9 ...
de Baan, Laura; Curran, Michael; Rondinini, Carlo; Visconti, Piero; Hellweg, Stefanie; Koellner, Thomas
High-Resolution Assessment of Land Use Impacts on Biodiversity in Life Cycle Assessment Using S ...
in Environmental Science & Technology volume 49 (2015) issue 4. - page 2237-2244
doi:10.1021/es504380t ...
Jopke, Cornelius; Kreyling, Jürgen; Maes, Joachim; Koellner, Thomas
Interactions among ecosystem services across Europe : bagplots and cumulative correlation coeff ...
in Ecological Indicators volume 49 (2015) . - page 46-52
doi:10.1016/j.ecolind.2014.09.037 ...
Alavipanah, Sadroddin; Wegmann, Martin; Qureshi, Salman; Weng, Qihao; Koellner, Thomas
The Role of Vegetation in Mitigating Urban Land Surface Temperatures : A Case Study of Munich, ...
in Sustainability volume 7 (2015) issue 4. - page 4689-4706
doi:10.3390/su7044689 ...
Arnhold, Sebastian; Otieno, Dennis Ochuodho; Onyango, John C.; Koellner, Thomas; Huwe, Bernd; Tenhunen, John
Soil properties along a gradient from hillslopes to the savanna plains in the Lambwe Valley, Ke ...
in Soil & Tillage Research volume 154 (2015) . - page 75-83
doi:10.1016/j.still.2015.06.021 ...
Ayanu, Yohannes; Conrad, Christopher; Jentsch, Anke; Koellner, Thomas
Unveiling undercover cropland inside forests using landscape variables: a supplement to remote ...
in PLoS One volume 10 (2015) issue 8
doi:10.1371/journal.pone.0137150 ...
Alarcon, Gisele G.; Ayanu, Yohannes; Fantini, Alfredo C.; Farley, Joshua; Schmitt Filho, Abdon; Koellner, Thomas
Weakening the Brazilian legislation for forest conservation has severe impacts for ecosystem se ...
in Land Use Policy volume 47 (2015) . - page 1-11
doi:10.1016/j.landusepol.2015.03.011 ...
Verones, Francesca; Huijbregts, Mark A. J.; Chaudhary, Abhishek; de Baan, Laura; Koellner, Thomas; Hellweg, Stefanie
Harmonizing the Assessment of Biodiversity Effects from Land and Water Use within LCA
in Environmental Science & Technology volume 49 (2015) issue 6. - page 3584-3592
doi:10.1021/es504995r ...
2014
Poppenborg, Patrick; Koellner, Thomas
A Bayesian network approach to model farmers' crop choice using socio-psychological measurement ...
in Environmental Modelling & Software volume 57 (2014) . - page 227-234
Müller, Carina; de Baan, Laura; Koellner, Thomas
Comparing direct land use impacts on biodiversity of conventional and organic milk : based on a ...
in The International Journal of Life Cycle Assessment volume 19 (2014) issue 1. - page 52-68
doi:10.1007/s11367-013-0638-5 ...
Arnhold, Sebastian; Lindner, Steve; Lee, Bora; Martin, Emily; Kettering, Janine; Nguyen, Trung Thanh; Koellner, Thomas; Ok, Yong Sik; Huwe, Bernd
Conventional and organic farming: Soil erosion and conservation potential for row crop cultivat ...
in Geoderma volume 219-220 (2014) . - page 89-105
doi:10.1016/j.geoderma.2013.12.023 ...
Seo, Bumsuk; Bogner, Christina; Poppenborg, Patrick; Martin, Emily; Hoffmeister, Mathias; Jun, Mansing; Koellner, Thomas; Reineking, Björn; Shope, Christopher L.; Tenhunen, John
Deriving a per-field land use and land cover map in an agricultural mosaic catchment
in Earth System Science Data volume 6 (2014) . - page 339-352
doi:10.5194/essd-6-339-2014 ...
Kim, Ilkwon; Le Bao, Quang; Park, Soo Jin; Tenhunen, John; Koellner, Thomas
Driving forces in archetypical land-use changes in a mountainous watershed in East Asia
in Land volume 3 (2014) issue 3. - page 957-980
doi:10.3390/land3030957 ...
Nguyen, Trung Thanh; Koellner, Thomas; Le Bao, Quang; Lambini, Cosmas Dayak Kombat; Choi, Ikchang; Shin, Hio-Jung; Pham, Van Dien
An economic analysis of reforestation with a native tree species: the case of Vietnamese farmer ...
in Biodiversity and Conservation volume 23 (2014) issue 4. - page 811-830
doi:10.1007/s10531-014-0635-4 ...
Poppenborg, Patrick; Arnhold, Sebastian; Huwe, Bernd; Koellner, Thomas
Entscheidungsprozesse von Landwirten und die Folgen für Ökosystemleistungen in einer subtropisc ...
in Forum der Geoökologie volume 25 (2014) issue 2. - page 22-26
Marzelli, Stefan; Grêt-Regamey, Adrienne; Moning, Christoph; Rabe, Sven-Erik; Koellner, Thomas; Daube, Sabrina
Die Erfassung von Ökosystemleistungen : Erste Schritte für eine Nutzung des Konzepts auf nation ...
in Natur und Landschaft volume 89 (2014) issue 2. - page 66-73
doi:10.17433/2.2014.50153256.66-73 ...
Mislimshoeva, Bunafsha; Hable, Robert; Fezakov, Manuchehr; Samimi, Cyrus; Abdulnazarov, Abdulnazar; Koellner, Thomas
Factors influencing households' firewood consumption in the Western Pamirs, Tajikistan
in Mountain Research and Development volume 34 (2014) issue 2. - page 147-156
doi:10.1659/MRD-JOURNAL-D-13-00113.1 ...
Schröter-Schlaack, Christoph; Ring, Irene; Koellner, Thomas; Santos, Rui; Antunes, Paula; Clemente, Pedro; Mathevet, Raphael; Borie, Maud; Grodzinska-Jurczak, Malgorzata
Intergovernmental fiscal transfers to support local conservation action in Europe
in Zeitschrift für Wirtschaftsgeographie volume 58 (2014) issue 2/3. - page 98-114
Celio, Enrico; Koellner, Thomas; Grêt-Regamey, Adrienne
Modelling land use decisions with Bayesian networks : spatially explicit analysis of driving fo ...
in Environmental Modelling & Software volume 52 (2014) . - page 222-233
doi:10.1016/j.envsoft.2013.10.014 ...
Nguyen, Trung Thanh; Ruidisch, Marianne; Koellner, Thomas; Tenhunen, John
Synergies and tradeoffs between nitrate leaching and net farm income : The case of nitrogen bes ...
in Agriculture, Ecosystems & Environment volume 186 (2014) . - page 160-169
doi:10.1016/j.agee.2014.02.003 ...
Shope, Christopher L.; Maharjan, Ganga Ram; Tenhunen, John; Seo, Bumsuk; Kim, Kyongha; Riley, J.; Arnhold, Sebastian; Koellner, Thomas; Ok, Yong Sik; Peiffer, Stefan; Kim, Bomchul; Park, Ji-Hyung; Huwe, Bernd
Using the SWAT model to improve process descriptions and define hydrologic partitioning in Sout ...
in Hydrology and Earth System Sciences volume 18 (2014) issue 2. - page 539-557
doi:10.5194/hess-18-539-2014 ...
2013
Mislimshoeva, Bunafsha; Samimi, Cyrus; Kirchhoff, Joachim-F.; Koellner, Thomas
Analysis of costs and people's willingness to enroll in forest rehabilitation in Gorno Badakhsh ...
in Forest Policy and Economics volume 37 (2013) . - page 75-83
doi:10.1016/j.forpol.2012.12.001 ...
Poppenborg, Patrick; Koellner, Thomas
Do attitudes toward ecosystem services determine agricultural land use practices? An analysis o ...
in Land Use Policy volume 31 (2013) . - page 422-429
doi:10.1016/j.landusepol.2012.08.007 ...
Koellner, Thomas; Geyer, Roland
Global land use assessment on biodiversity and ecosystem services in LCA
in The International Journal of Life Cycle Assessment volume 18 (2013) issue 6. - page 1185-1187
doi:10.1007/s11367-013-0580-6 ...
Shope, Christopher L.; Maharjan, Ganga Ram; Tenhunen, John; Seo, Bumsuk; Kim, Ki-Sung; Riley, J.; Arnhold, Sebastian; Koellner, Thomas; Ok, Yong Sik; Peiffer, Stefan; Kim, Bomchul; Park, Ji-Hyung; Huwe, Bernd
An interdisciplinary SWAT ecohydrological model to define catchment-scale hydrologic partitioni ...
in Hydrology and Earth System Sciences Discussions volume 10 (2013) . - page 7235-7290
doi:10.5194/hessd-10-7235-2013 ...
Maia de Souza, Danielle; Flynn, Dan F. B.; DeClerck, Fabrice; Rosenbaum, Ralph K.; de Melo Lisboa, Henrique; Koellner, Thomas
Land use impacts on biodiversity in LCA : proposal of characterization factors based on functio ...
in The International Journal of Life Cycle Assessment volume 18 (2013) issue 6. - page 1231-1242
doi:10.1007/s11367-013-0578-0 ...
de Baan, Laura; Alkemade, Rob; Koellner, Thomas
Land use impacts on biodiversity in LCA: a global approach
in The International Journal of Life Cycle Assessment volume 18 (2013) issue 6. - page 1216-1230
doi:10.1007/s11367-012-0412-0 ...
Saad, Rosie; Koellner, Thomas; Margni, Manuele
Land use impacts on freshwater regulation, erosion regulation, and water purification : a spati ...
in The International Journal of Life Cycle Assessment volume 18 (2013) issue 6. - page 1253-1264
doi:10.1007/s11367-013-0577-1 ...
de Baan, Laura; Mutel, Christopher L.; Curran, Michael; Hellweg, Stefanie; Koellner, Thomas
Land use in Life Cycle Assessment : Global characterization factors based on regional and globa ...
in Environmental Science & Technology volume 47 (2013) issue 16. - page 9281-9290
doi:10.1021/es400592q ...
Seo, Bumsuk; Poppenborg, Patrick; Martin, Emily; Hoffmeister, Mathias; Bogner, Christina; Jun, Mansing; Koellner, Thomas; Reineking, Björn; Shope, Christopher L.; Tenhunen, John
Per-field land use and land cover data set of the Haean catchment, South Korea
Bremerhaven : PANGAEA,
2013
doi:10.1594/PANGAEA.823677 ...
Koellner, Thomas; de Baan, Laura; Beck, Tabea; Brandão, Miguel; Civit, Barbara; Goedkoop, Mark; Margni, Manuele; Milà i Canals, Llorenç; Müller-Wenk, Ruedi; Weidema, Bo; Wittstock, Bastian
Principles for Life Cycle Inventories of land use on a global scale
in The International Journal of Life Cycle Assessment volume 18 (2013) issue 6. - page 1203-1215
doi:10.1007/s11367-012-0392-0 ...
Koh, Lian Pin; Koellner, Thomas; Ghazoul, Jaboury
Transformative optimisation of agricultural land use to meet future food demands
in PeerJ volume 1 (2013)
doi:10.7717/peerj.188 ...
Koellner, Thomas; de Baan, Laura; Beck, Tabea; Brandão, Miguel; Civit, Barbara; Margni, Manuele; Milà i Canals, Llorenç; Saad, Rosie; Maia de Souza, Danielle; Müller-Wenk, Ruedi
UNEP-SETAC guideline on global land use impact assessment on biodiversity and ecosystem service ...
in The International Journal of Life Cycle Assessment volume 18 (2013) issue 6. - page 1188-1202
doi:10.1007/s11367-013-0579-z ...
Shope, Christopher L.; Bartsch, Svenja; Kim, Kiyong; Kim, Bomchul; Tenhunen, John; Peiffer, Stefan; Park, Ji-Hyung; Ok, Yong Sik; Fleckenstein, Jan; Koellner, Thomas
A weighted, multi-method approach for accurate basin-wide streamflow estimation in an ungauged ...
in Journal of Hydrology volume 494 (2013) . - page 72-82
doi:10.1016/j.jhydrol.2013.04.035 ...
2012
Egoh, Benis N.; O'Farrell, Patrick J.; Charef, Aymen; Gurney, Leigh J.; Koellner, Thomas; Abi, Henry N.; Egoh, Mody; Willemen, Louise
An African account of ecosystem service provision : use, threats and policy options for sustain ...
in Ecosystem Services volume 2 (2012) . - page 71-81
Ayanu, Yohannes; Conrad, Christopher; Nauss, Thomas; Wegmann, Martin; Koellner, Thomas
Quantifying and mapping ecosystem services supplies and demands : A review of remote sensing ap ...
in Environmental Science & Technology volume 46 (2012) issue 16. - page 8529-8541
doi:10.1021/es300157u ...
Edlinger, Jana; Conrad, Christopher; Lamers, John P. A.; Khasankhanova, Gulchekhra; Koellner, Thomas
Reconstructing the Spatio-Temporal Development of Irrigation Systems in Uzbekistan Using Landsa ...
in Remote Sensing volume 4 (2012) issue 12. - page 3972-3994
doi:10.3390/rs4123972 ...
2012
Marzelli, Stefan; Moning, Christoph; Daube, Sabrina; Offenberger, Monika; Grêt-Regamey, Adrienne; Rabe, Sven-Erik; Koellner, Thomas; Poppenborg, Patrick; Hansjürgens, Bernd; Ring, Irene; Schröter-Schlaack, Christoph; Schweppe-Kraft, Burkhard; Macke, Sonja
Der Wert der Natur für Wirtschaft und Gesellschaft : eine Einführung ; ein Beitrag Deutschlands ...
München : ifuplan, 2012. - 90 page . - (Naturkapital Deutschland – TEEB DE)
2011
Saad, Rosie; Margni, Manuele; Koellner, Thomas; Wittstock, Bastian; Deschênes, Louise
Assessment of land use impacts on soil ecological functions : development of spatially differen ...
in The International Journal of Life Cycle Assessment volume 16 (2011) issue 3. - page 198-211
doi:10.1007/s11367-011-0258-x ...
Ayanu, Yohannes; Nguyen, Trung Thanh; Marohn, Carsten; Koellner, Thomas
Crop production versus surface-water regulation: assessing tradeoffs for land-use scenarios in ...
in International Journal of Biodiversity, Ecosystem Services & Management volume 7 (2011) issue 3. - page 231-244
doi:10.1080/21513732.2011.634836 ...
Koellner, Thomas; van der Sleen, Manel
Ecosystem Impacts of Virtual Land Use Embodied in Traded Goods and Services
Ecosystem Services and Global Trade of Natural Resources : Ecology, Economics and Policies
London : Routledge, 2011. - page 83-105 . - (Routledge Explorations in Environmental Economics; 32)
2011
Ecosystem Services and Global Trade of Natural Resources : Ecology, Economics and Policies
publ: Koellner, Thomas
London : Routledge, 2011. - XIX, 286 page . - (Routledge Explorations in Environmental Economics; 32)
Mulder, Ivo; Koellner, Thomas
Hardwiring green – How banks account for biodiversity risks and opportunities
in Journal of Sustainable Finance & Investment volume 1 (2011) issue 2. - page 103-120
Koellner, Thomas; Pfister, Stephan; Koehler, Annette
Life Cycle Assessment and Ecosystem Services
Ecosystem Services and Global Trade of Natural Resources : Ecology, Economics and Policies
London : Routledge, 2011. - page 151-171 . - (Routledge Explorations in Environmental Economics; 32)
Adams, Roger; Bartels, Wim; Curran, Michael; Ellis, Jas; Finisdore, John; Gilbert, Sean; Hellweg, Stefanie; Houdet, Joël; Koellner, Thomas; Ogier, Tim; Payet, Jerome; Sheng, Fulai; Spurgeon, James
Measuring and reporting biodiversity and ecosystem impacts and dependence
Bishop, Joshua (Hrsg.): The Economics of Ecosystems and Biodiversity in Business and Enterprise
London : Earthscan, 2011
Curran, Michael; de Baan, Laura; de Schryver, An M.; van Zelm, Rosalie; Hellweg, Stefanie; Koellner, Thomas; Sonnemann, Guido; Huijbregts, Mark A. J.
Toward meaningful endpoints of biodiversity in Life Cycle Assessment
in Environmental Science & Technology volume 45 (2011) issue 1. - page 70-79
doi:10.1021/es101444k ...
2010
Vignola, Raffaele; Koellner, Thomas; Scholz, Roland W.; McDaniels, Tim L.
Decision-making by farmers regarding ecosystem services : factors affecting soil conservation e ...
in Land Use Policy volume 27 (2010) issue 4. - page 1132-1142
doi:10.1016/j.landusepol.2010.03.003 ...
Adams, Roger; Bartels, Wim; Curran, Michael; Ellis, Jas; Finisdore, John; Gilbert, Sean; Hellweg, Stefanie; Houdet, Joël; Koellner, Thomas; Ogier, Tim; Payet, Jerome; Sheng, Fulai; Spurgeon, James
Measuring and reporting biodiversity and ecosystem impacts and dependence
The economics of ecosystems and biodiversity : TEEB for Business
Onlinepublication , 2010 (TEEB Report for Business)
http://www.teebweb.org/media/2012/01/TEEB-For-Busi ...
Koellner, Thomas; Sell, Joachim; Navarro, Guillermo
Why and how much are firms willing to invest in ecosystem services from tropical forests? A com ...
in Ecological Economics volume 69 (2010) issue 11. - page 2127-2139
doi:10.1016/j.ecolecon.2010.05.010 ...
2009
Proctor, Wendy; Koellner, Thomas; Lukasiewicz, Anna
Equity Considerations and Markets for Ecosystem Services
Payment for Ecosystem Services
Delhi, India : Oxford University Press, 2009. - page 17-44
Gähwiler, Manuela; Gross, Brian; Koellner, Thomas; Proctor, Wendy; Zilberman, David
Marketing Ecosystem Services
Payment for Ecosystem Services
Delhi, India : Oxford University Press, 2009. - page 166-193
Koellner, Thomas
Supply and Demand for Ecosystem Services in Mountainous Regions
Global Change and Sustainable Development in Mountain Regions : COST Strategic Workshop
Innsbruck : Innsbruck University Press, 2009. - page 61-70 . - (Alpine space – man & environment; 7)
http://vg01.met.vgwort.de/na/06ad7d8e23fb4d5ba9792 ...
2008
Koellner, Thomas; Scholz, Roland W.
Assessment of Land Use Impacts on the Natural Environment : Part 2: Generic Characterization Fa ...
in The International Journal of Life Cycle Assessment volume 13 (2008) issue 1. - page 32-48
doi:10.1065/lca2006.12.292.2 ...
Koellner, Thomas; Sell, Joachim; Gähwiler, Manuela; Scholz, Roland W.
Assessment of the management of organizations supplying ecosystem
services from tropical forest ...
in Global Environmental Change volume 18 (2008) issue 4. - page 746-757
doi:10.1016/j.gloenvcha.2008.07.009 ...
Koellner, Thomas; Engel, Stefanie
Globale Finanzinstrumente für Ökosystemdienstleistungen
in Die Volkswirtschaft volume 81 (2008) issue 7-8. - page 60-62
https://dievolkswirtschaft.ch/content/uploads/2008 ...
Weber, Olaf; Koellner, Thomas; Habegger, Dominique; Steffensen, Henrik; Ohnemus, Peter
The relation between the GRI indicators and the financial performance of firms
in Progress in Industrial Ecology volume 5 (2008) issue 3. - page 236-254
doi:10.1504/PIE.2008.019127 ...
Koellner, Thomas
Trading on Scarcity : Ecological Progress and Financial Market Innovations
2008
9th International Sustainability Leadership Symposium 2008 "Capitalising on
Natural Resources: New Dynamics in Financial Markets", Rüschlikon, Schweiz
2007
Koellner, Thomas; Scholz, Roland W.
Assessment of Land Use Impacts on the Natural Environment : Part 1: An Analytical Framework for ...
in The International Journal of Life Cycle Assessment volume 12 (2007) issue 1. - page 16-23
doi:10.1065/lca2006.12.292.1 ...
Sell, Joachim; Koellner, Thomas; Weber, Olaf; Proctor, Wendy; Pedroni, Lucio; Scholz, Roland W.
Ecosystem services from tropical forestry projects : The choice of international market actors
in Forest Policy and Economics volume 9 (2007) issue 5. - page 496-515
doi:10.1016/j.forpol.2006.02.001 ...
Koellner, Thomas; Su, Sangwon; Weber, Olaf; Moser, Corinne; Scholz, Roland W.
Environmental Impacts of Conventional and Sustainable Investment Funds Compared
Using Input-Out ...
in Journal of Industrial Ecology volume 11 (2007) issue 3. - page 41-60
doi:10.1162/jiec.2007.1147 ...
2006
Koellner, Thomas; Schmitz, Oswald J.
Biodiversity, ecosystem function, and investment risk
in BioScience volume 56 (2006) issue 12. - page 977-985
doi:10.1641/0006-3568(2006)56[977:befair]2.0.co;2 ...
Sell, Joachim; Koellner, Thomas; Weber, Olaf; Pedroni, Lucio; Scholz, Roland W.
Decision criteria of European and Latin American market actors for tropical forestry projects p ...
in Ecological Economics volume 58 (2006) issue 1. - page 17-36
doi:10.1016/j.ecolecon.2005.05.020 ...
Hansmann, Ralf; Koellner, Thomas; Scholz, Roland W.
Influence of consumers' socioecological and economic orientations
on preferences for wood produ ...
in Forest Policy and Economics volume 8 (2006) issue 3. - page 239-250
doi:10.1016/j.forpol.2004.06.005 ...
Würtenberger, Laura; Koellner, Thomas; Binder, Claudia R.
Virtual land use and agricultural trade : Estimating environmental and socio-economic impacts
in Ecological Economics volume 57 (2006) issue 4. - page 679-697
doi:10.1016/j.ecolecon.2005.06.004 ...
2005
Koellner, Thomas; Weber, Olaf; Fenchel, Marcus; Scholz, Roland W.
Principles for sustainability rating of investment funds
in Business Strategy and the Environment volume 14 (2005) issue 1. - page 54-70
doi:10.1002/bse.423 ...
2004
Würtenberger, Laura; Binder, Claudia; Koellner, Thomas
Nachhaltige Landwirtschaftspolitik macht an der Grenze nicht halt
in GAiA volume 13 (2004) issue 3. - page 191-196
doi:10.14512/gaia.13.3.7 ...
Koellner, Thomas; Hersperger, Anna M.; Wohlgemuth, Thomas
Rarefaction method for assessing plant species diversity on a regional scale
in Ecography volume 27 (2004) issue 4. - page 532-544
doi:10.1111/j.0906-7590.2004.03832.x ...
2003
Koellner, Thomas
Land Use in Product Life Cycles and Ecosystem Quality
Bern : Peter Lang AG, 2003 . - (Europäische Hochschulschriften : Reihe 5, Volks- und Betriebswirtschaft; 3012)
2002
Koellner, Thomas; Schelske, Oliver; Seidl, Irmi
Integrating biodiversity into intergovernmental fiscal transfers based on cantonal benchmarking ...
in Basic and Applied Ecology volume 3 (2002) issue 4. - page 381-391
doi:10.1078/1439-1791-00104 ...
Koellner, Thomas
Ökobilanz
Umgang mit Umweltsystemen : Methodik zum Bearbeiten von Umweltproblemen unter Berücksichtigung des Nachhaltigkeitsgedankens
München : oekom verlag, 2002. - page 125-131 . - (Hochschulschriften zur Nachhaltigkeit; 2)
2000
Koellner, Thomas
Species-pool effect potentials (SPEP) as a yardstick to evaluate land-use impacts on biodiversi ...
in Journal of Cleaner Production volume 8 (2000) issue 4. - page 293-311
doi:10.1016/S0959-6526(00)00026-3 ...
1997
Koellner, Thomas; Haase, Peter
Über einige seltene Wasserinsekten des Westharzes (Insecta: Ephemeroptera, Plecoptera, Coleopte ...
in Göttinger Naturkundliche Schriften volume 4 (1997) . - page 173-180
Faculty of Biology, Chemistry and Earth Sciences
Department of Earth Science
Prof. Dr. Thomas Koellner
Professor
Universitätsstrasse 30
Building GEO II
Room 117
95447 Bayreuth
Office hour: Wednesday, 10:00 - 11:00 (by arrangement during semester break), currently via Zoom (request link from Inge Täuber)
Phone: +49 (0)921 / 55-2373
E-mail: thomas.koellner@uni-bayreuth.de
ResearchGate: Profile Prof. Dr. Thomas Koellner