2022

• Michelsen, Ottar; Albrechtsen, Eirik; Deshpande, Paritosh; Jørgensen, Rikke Bramming; Kongsvik, Trond; Moazami, Therese Nitter. (2022) Bærekraft i studiene - Vi tror det er på høy tid at NTNU tar grep. www.universitetsavisa.no.
  Leserinnlegg
• Verones, Francesca; Kuipers, Koen Jacobus Josefus; Núñez, Montserrat; Rosa, Francesca; Scherer, Laura; Marques, Alexandra; Michelsen, Ottar; Barbarossa, Valerio; Jaffe, Benjamin; Pfister, Stephan; Dorber, Martin. (2022) Global extinction probabilities of terrestrial, freshwater, and marine species groups for use in Life Cycle Assessment. Ecological Indicators. volum 142.
  Vitenskapelig artikkel

2021

• Aspelund, Arild; Olsen, Martin Fredrik; Michelsen, Ottar. (2021) Simultaneous adoption of circular innovations: a challenge for rapid growth of the circular economy. Research Handbook of Innovation for a Circular Economy.
  Vitenskapelig kapittel/artikkel
• Biurrun, Idoia; Pielech, Remigiusz; Dembicz, Iwona; Gillet, François; Kozub, Łukasz; Marcenó, Corrado; Reitalu, Triin; Van Meerbeek, Koenraad; Guarino, Riccardo; Chytrý, Milan; Pakeman, Robin J; Preislerová, Zdenka; Axmanová, Irena; Burrascano, Sabina; Bartha, Sándor; Boch, Steffen; Bruun, Hans Henrik; Conradi, Timo; De Frenne, Pieter; Essl, Franz; Filibeck, Goffredo; Hájek, Michal; Jiménez-Alfaro, Borja; Kuzemko, Anna; Molnár, Zsolt; Pärtel, Meelis; Pätsch, Ricarda; Prentice, Honor C.; Roleček, Jan; Sutcliffe, Laura M. E.; Terzi, Massimo; Winkler, Manuela; Wu, Jianshuang; Acíc, Svetlana; Acosta, Alicia T.R.; Afif, Elias; Akasaka, Munemitsu; Alatalo, Juha M.; Aleffi, Michele; Aleksanyan, Alla; Ali, Arshad; Apostolova, Iva; Ashouri, Parvaneh; Bátori, Zoltán; Baumann, Esther; Becker, Thomas; Belonovskaya, Elena; Benito Alonso, José Luis; Berastegi, Asun; Bergamini, Ariel; Bhatta, Kuber Prasad; Bonini, Ilaria; Büchler, Marc-Olivier; Budzhak, Vasyl; Bueno, Alvaro; Buldrini, Fabrizio; Campos, Juan Antonio; Cancellieri, Laura; Carboni, Marta; Ceulemans, Tobias; Chiarucci, Alessandro; Chocarro, Cristina; Conti, Luisa; Csergő, Anna Mária; Cykowska-Marzencka, Beata; Czarniecka-Wiera, Marta; Czarnocka-Cieciura, Marta; Czortek, Patryk; Danihelka, Jiří; de Bello, Francesco; Deák, Balázs; Demeter, László; Deng, Lei; Diekmann, Martin; Doležal, Jiří; Dolnik, Christian; Dřevojan, Pavel; Duprè, Cecilia; Ecker, Klaus; Ejtehadi, Hamid; Erschbamer, Brigitta; Etayo, Javier; Etzold, Jonathan; Farkas, Tünde; Farzam, Mohammad; Fayvush, George; Calzado, Maria Rosa Fernández; Finckh, Manfred; Fjellstad, Wendy Jane; Fotiadis, Georgios; García-Magro, Daniel; García-Mijangos, Itziar; Gavilán, Rosario G.; Germany, Markus; Ghafari, Sahar; Giusso del Galdo, Gian Pietro; Grytnes, John Arvid; Güler, Behlul; Gutiérrez-Girón, Alba; Helm, Aveliina; Herrera, Mercedes; Hüllbusch, Elisabeth M.; Ingerpuu, Nele; Jagerbrand, Annika; Jandt, Ute; Janišová, Monika; Jeanneret, Philippe; Jeltsch, Florian; Jensen, Kai; Jentsch, Anke; Kącki, Zygmunt; Kakinuma, Kaoru; Kapfer, Jutta; Kargar, Mansoureh; Kelemen, András; Kiehl, Kathrin; Kirschner, Philipp; Koyama, Asuka; Langer, Nancy; Lazzaro, Lorenzo; Lepš, Jan; Li, Ching-Feng; Yonghong Li, Frank; Liendo, Diego; Lindborg, Regina; Löbel, Swantje; Lomba, Angela; Lososová, Zdeňka; Lustyk, Pavel; Luzuriaga, Arantzazu L.; Ma, Wenhong; Maccherini, Simona; Magnes, Martin; Malicki, Marek; Manthey, Michael; Mardari, Constantin; May, Felix; Mayrhofer, Helmut; Meier, Eliane S.; Memariani, Farshid; Merunková, Kristina; Michelsen, Ottar; Mesa, Joaquín Molero; Moradi, Halime; Moysiyenko, Ivan; Mugnai, Michele; Naqinezhad, Alireza; Natcheva, Rayna; Ninot, Josep M.; Nobis, Marcin; Noroozi, Jalil; Nowak, Arkadiusz; Onipchenko, Vladimir; Palpurina, Salza; Pauli, Harald; Pedashenko, Hristo; Pedersen, Christian; Peet, Robert K.; Pérez-Haase, Aaron; Peters, Jan; Pipenbaher, Nataša; Pirini, Chrisoula; Pladevall-Izard, Eulàlia; Plesková, Zuzana; Potenza, Giovanna; Rahmanian, Soroor; Rodríguez-Rojo, Maria Pilar; Ronkin, Vladimir; Rosati, Leonardo; Ruprecht, Eszter; Rusina, Solvita; Sabovljević, Marko; Sanaei, Anvar; Sánchez, Ana M.; Santi, Francesco; Savchenko, Galina; Sebastia, Maria Teresa; Shyriaieva, Dariia; Silva, Vasco; Skornik, Sonja; Šmerdová, Eva; Sonkoly, Judit; Sperandii, Marta Gaia; Staniaszek-Kik, Monika; Stevens, Carly; Stifter, Simon; Suchrow, Sigrid; Swacha, Grzegorz; Świerszcz, Sebastian; Talebi, Amir; Teleki, Balázs; Tichý, Lubomír; Tölgyesi, Csaba; Torca, Marta; Török, Péter; Tsarevskaya, Nadezda; Tsiripidis, Ioannis; Turisová, Ingrid; Ushimaru, Atushi; Valkó, Orsolya; Van Mechelen, Carmen; Vanneste, Thomas; Vasheniak, Iuliia; Vassilev, Kiril; Viciani, Daniele; Villar, Luis; Virtanen, Risto; Vitasović-Kosić, Ivana; Vojtkó, András; Vynokurov, Denys; Waldén, Emelie; Wang, Yun; Weiser, Frank; Wen, Lu; Wesche, Karsten; White, Hannah; Widmer, Stefan; Wolfrum, Sebastian; Wróbel, Anna; Yuan, Zuoqiang; Zelený, David; Zhao, Liqing; Dengler, Jürgen. (2021) Benchmarking plant diversity of Palaearctic grasslands and other open habitats. Journal of Vegetation Science (JVS). volum 32 (4).
  Vitenskapelig artikkel
• Bürli, Sarah; Theurillat, Jean-Paul; Winkler, Manuela; Lamprecht, Andrea; Pauli, Harald; Rixen, Christian; Steinbauer, Klaus; Wipf, Sonja; Abdaladze, Otar; Andrews, Christopher; Barančok, Peter; Benito-Alonso, José Luis; Calzado, Maria Rosa Fernández; Carranza, Maria Laura; Dick, Jan; Erschbamer, Brigitta; Ghosn, Dany; Gigauri, Khatuna; Kazakis, George; Mallaun, Martin; Michelsen, Ottar; Moiseev, Dmitry; Moiseev, Pavel; Molau, Ulf; Mesa, Joaquín Molero; di Cella, Umberto Morra; Nadeem, Imran; Nagy, Laszlo; Nicklas, Lena; Palaj, Andrej; Pedersen, Bård; Petey, Martina; Puşcaş, Mihai; Rossi, Graziano; Stanisci, Angela; Tomaselli, Marcello; Unterluggauer, Peter; Ursu, Tudor-Mihai; Villar, Luis; Vittoz, Pascal. (2021) A common soil temperature threshold for the upper limit of alpine grasslands in European mountains. Alpine Botany. volum 131.
  Vitenskapelig artikkel
• Michelsen, Ottar; Aspelund, Arild; Olsen, Martin Fredrik. (2021) Hjortejakt, og hvorfor sirkulærøkonomi er så vanskelig. Adresseavisen.
  Kronikk
• Michelsen, Ottar; Skaar, Christofer. (2021) Nye utfordringer på veien mot en sirkulær økonomi. Norsk arbeidsliv mot 2050. Muligheter og trusler..
  Vitenskapelig kapittel/artikkel
• Scherer, Laura; De Laurentiis, Valeria; Marques, Alexandra; Michelsen, Ottar; Alejandre, Elizabeth Migoni; Pfister, Stephan; Rosa, Francesca; Rugani, Benedetto. (2021) Linking land use inventories to biodiversity impact assessment methods. The International Journal of Life Cycle Assessment. volum 26 (12).
  Vitenskapelig artikkel
• Sparrevik, Magnus; De Boer, Luitzen; Michelsen, Ottar; Skaar, Christofer; Knudson, Haley; Fet, Annik Magerholm. (2021) Circular economy in the construction sector: advancing environmental performance through systemic and holistic thinking. Environment Systems and Decisions. volum 41 (3).
  Vitenskapelig artikkel
• Staude, Ingmar R.; Pereira, Henrique M.; Daskalova, Gergana N.; Bernhardt-Römermann, Markus; Diekmann, Martin; Pauli, Harald; Van Calster, Hans; Vellend, Mark; Bjorkman, Anne D.; Brunet, Jörg; De Frenne, Pieter; Hédl, Radim; Jandt, Ute; Lenoir, Jonathan; Myers-Smith, Isla H.; Verheyen, Kris; Wipf, Sonja; Wulf, Monika; Andrews, Christopher; Barančok, Peter; Barni, Elena; Benito-Alonso, José-Luis; Bennie, Jonathan; Berki, Imre; Blüml, Volker; Chudomelová, Markéta; Decocq, Guillaume; Dick, Jan; Dirnböck, Thomas; Durak, Tomasz; Eriksson, Ove; Erschbamer, Brigitta; Graae, Bente Jessen; Heinken, Thilo; Schei, Fride Høistad; Jaroszewicz, Bogdan; Kopecký, Martin; Kudernatsch, Thomas; Macek, Martin; Malicki, Marek; Máliš, František; Michelsen, Ottar; Naaf, Tobias; Nagel, Thomas A.; Newton, Adrian C.; Nicklas, Lena; Oddi, Ludovica; Ortmann-Ajkai, Adrienne; Palaj, Andrej; Petraglia, Alessandro; Petřík, Petr; Pielech, Remigiusz; Porro, Francesco; Puşcaş, Mihai; Reczyńska, Kamila; Rixen, Christian; Schmidt, Wolfgang; Standovár, Tibor; Steinbauer, Klaus; Świerkosz, Krzysztof; Teleki, Balázs; Theurillat, Jean-Paul; Turtureanu, Pavel Dan; Ursu, Tudor-Mihai; Vanneste, Thomas; Vergeer, Philippine; Vild, Ondřej; Villar, Luis; Vittoz, Pascal; Winkler, Manuela; Baeten, Lander. (2021) Directional turnover towards larger-ranged plants over time and across habitats. Ecology Letters. volum 25 (2).
  Vitenskapelig artikkel

2018

• Dengler, Jürgen; Wagner, Viktoria; Dembicz, Iwona; García-Mijangos, Itziar; Naqinezhad, Alireza; Boch, Steffen; Chiarucci, Alessandro; Conradi, Timo; Filibeck, Goffredo; Guarino, Riccardo; Janišová, Monika; Steinbauer, Manuel J.; Aćić, Svetlana; Acosta, Alicia T.R.; Akasaka, Munemitsu; Allers, Marc-Andre; Apostolova, Iva; Axmanová, Irena; Bakan, Branko; Baranova, Alina; Bardy-Durchhalter, Manfred; Bartha, Sándor; Baumann, Esther; Becker, Thomas; Becker, Ute; Belonovskaya, Elena; Bengtsson, Karin; Alonso, José Luis Benito; Berastegi, Asun; Bergamini, Ariel; Bonini, Ilaria; Bruun, Hans Henrik; Budzhak, Vasyl; Bueno, Alvaro; Campos, Juan Antonio; Cancellieri, Laura; Carboni, Marta; Chocarro, Cristina; Conti, Luisa; Czarniecka-Wiera, Marta; De Frenne, Pieter; Deák, Balázs; Didukh, Yakiv P.; Diekmann, Martin; Dolnik, Christian; Duprè, Cecilia; Ecker, Klaus; Ermakov, Nikolai; Erschbamer, Brigitta; Escudero, Adrián; Etayo, Javier; Fajmonová, Zuzana; Felde, Vivian Astrup; Calzado, Maria Rosa Fernández; Finckh, Manfred; Fotiadis, Georgios; Fracchiolla, Mariano; Ganeva, Anna; García-Magro, Daniel; Gavilán, Rosario G.; Germany, Markus; Giladi, Itamar; Gillet, François; Giusso del Galdo, Gian Pietro; González, Jose M.; Grytnes, John-Arvid; Hájek, Michal; Hájková, Petra; Helm, Aveliina; Herrera, Mercedes; Hettenbergerová, Eva; Hobohm, Carsten; Hüllbusch, Elisabeth M.; Ingerpuu, Nele; Jandt, Ute; Jeltsch, Florian; Jensen, Kai; Jentsch, Anke; Jeschke, Michael; Jiménez-Alfaro, Borja; Kacki, Zygmunt; Kakinuma, Kaoru; Kapfer, Jutta; Kavgaci, Ali; Kelemen, András; Kiehl, Kathrin; Koyama, Asuka; Koyanagi, Tomoyo F.; Kozub, Łukasz; Kuzemko, Anna; Kyrkjeeide, Magni Olsen; Landi, Sara; Langer, Nancy; Lastrucci, Lorenzo; Lazzaro, Lorenzo; Lelli, Chiara; Lepš, Jan; Löbel, Swantje; Luzuriaga, Arantzazu L.; Maccherini, Simona; Magnes, Martin; Malicki, Marek; Marcenó, Corrado; Mardari, Constantin; Mauchamp, Leslie; May, Felix; Michelsen, Ottar; Mesa, Joaquín Molero; Molnár, Zsolt; Moysiyenko, Ivan Y.; Nakaga, Yuko K.; Natcheva, Rayna; Noroozi, Jalil; Pakeman, Robin J.; Palpurina, Salza; Pärtel, Meelis; Pätsch, Ricarda; Pauli, Harald; Pedashenko, Hristo; Peet, Robert K.; Pielech, Remigiusz; Pipenbaher, Nataša; Pirini, Chrisoula; Plesková, Zuzana; Polyakova, Mariya A.; Prentice, Honor C.; Reinecke, Jennifer; Reitalu, Triin; Rodríguez-Rojo, Maria Pilar; Roleček, Jan; Ronkin, Vladimir; Rosati, Leonardo; Rosén, Ejvind; Ruprecht, Eszter; Rusina, Solvita; Sabovljević, Marko; Sánchez, Ana María; Savchenko, Galina; Schuhmacher, Oliver; Škornik, Sonja; Sperandii, Marta Gaia; Staniaszek-Kik, Monika; Stevanović-Dajić, Zora; Stock, Marin; Suchrow, Sigrid; Sutcliffe, Laura M. E.; Swacha, Grzegorz; Sykes, Martin; Szabó, Anna; Talebi, Amir; Tănase, Cătălin; Terzi, Massimo; Tölgyesi, Csaba; Torca, Marta; Török, Péter; Tóthmérész, Béla; Tsarevskaya, Nadezda; Tsiripidis, Ioannis; Tzonev, Rossen; Ushimaru, Atushi; Valkó, Orsolya; van der Maarel, Eddy; Vanneste, Thomas; Vashenyak, Iuliia; Vassilev, Kiril; Viciani, Daniele; Villar, Luis; Virtanen, Risto; Kosić, Ivana Vitasović; Wang, Yun; Weiser, Frank; Went, Julia; Wesche, Karsten; White, Hannah; Winkler, Manuela; Zaniewski, Piotr T.; Zhang, Hui; Ziv, Yaron; Znamenskiy, Sergey; Biurrun, Idoia. (2018) GrassPlot – a database of multi-scale plant diversity in Palaearctic grasslands. Phytocoenologia. volum 48 (3).
  Vitenskapelig artikkel
• Jolliet, Olivier; Antón, Assumpció; Boulay, Anne-Marie; Cherubini, Francesco; Fantke, Peter; Levasseur, Annie; McKone, Thomas E.; Michelsen, Ottar; Milà i Canals, Llorenç; Motoshita, Masaharu; Pfister, Stephan; Verones, Francesca; Vigon, Bruce; Frischknecht, Rolf. (2018) Global guidance on environmental life cycle impact assessment indicators: impacts of climate change, fine particulate matter formation, water consumption and land use. The International Journal of Life Cycle Assessment. volum 23 (11).
  Vitenskapelig artikkel
• Vanneste, Thomas; Michelsen, Ottar; Graae, Bente Jessen; Kyrkjeeide, Magni Olsen; Holien, Håkon; Hassel, Kristian; Lindmo, Sigrid; Kapás, Rozália Erzsebet; de Frenne, Pieter. (2018) Correction to: Impact of climate change on alpine vegetation of mountain summits in Norway. Ecological Research.
  Errata

2017

• Lillesund, Vilde Fluge; Hagen, Dagmar; Michelsen, Ottar; Foldvik, Anders; Barton, David Nicholas. (2017) Comparing land use impacts using ecosystem quality, biogenic carbon emissions, and restoration costs in a case study of hydropower plants in Norway. The International Journal of Life Cycle Assessment. volum 22 (9).
  Vitenskapelig artikkel
• Vanneste, Thomas; Michelsen, Ottar; Graae, Bente Jessen; Kyrkjeeide, Magni Olsen; Holien, Håkon; Hassel, Kristian; Lindmo, Sigrid; Kapás, Rozália Erzsebet; De Frenne, Pieter. (2017) Impact of climate change on alpine vegetation of mountain summits in Norway. Ecological Research. volum 32 (4).
  Vitenskapelig artikkel
• Verones, Francesca; Bare, Jane; Bulle, Cecile; Frischknecht, Rolf; Hauschild, Michael; Hellweg, Stefanie; Henderson, Andrew; Jolliet, Olivier; Laurent, Alexis; Liao, Xun; Lindner, Jan Paul; Maia de Souza, Danielle; Michelsen, Ottar; Patouillard, Laure; Pfister, Stephan; Posthuma, Leo; Prado, Valentina; Ridoutt, Bradley G.; Rosenbaum, Ralph K; Sala, Serenella; Ugaya, Cassia; Vieira, Marisa; Fantke, Peter. (2017) LCIA framework and cross-cutting issues guidance within the UNEP-SETAC Life Cycle Initiative. Journal of Cleaner Production. volum 161.
  Vitenskapelig artikkel

2016

• Curran, Michael; de Souza, Danielle Maia; Antón, Assumpció; Teixeira, Ricardo F.M.; Michelsen, Ottar; Vidal-Legaz, Beatriz; Sala, Serenella; Milà i Canals, Llorenç. (2016) How Well Does LCA Model Land Use Impacts on Biodiversity? - A Comparison with Approaches from Ecology and Conservation. Environmental Science and Technology. volum 50 (6).
  Vitenskapelig oversiktsartikkel/review
• Frischknecht, Rolf; Fantke, Peter; Tschümperlin, Laura; Niero, Monia; Anton, Assumpcio; Bare, Jane; Boulay, Anne-Marie; Cherubini, Francesco; Hauschild, Michael; Henderson, Andrew; Levasseur, Annie; McKone, Tom; Michelsen, Ottar; Mila i Canals, Llorenc; Pfister, Stephan; Ridoutt, Bradley; Rosenbaum, Ralf; Verones, Francesca; Vigon, Bruce; Jolliet, Olivier. (2016) Global guidance on environmental life cycle impact assessment indicators: progress and case study. The International Journal of Life Cycle Assessment. volum 21 (3).
  Vitenskapelig artikkel
• Ridoutt, Bradley G.; Pfister, Stephan; Manzardo, Alessandro; Bare, Jane; Boulay, Anne-Marie; Cherubini, Francesco; Fantke, Peter; Frischknecht, Rolf; Hauschild, Michael; Henderson, Andrew; Jolliet, Olivier; Levasseur, Annie; Margni, Manuele; McKone, Thomas; Michelsen, Ottar; Milà i Canals, Llorenç; Page, Girija; Pant, Rana; Raugei, Marco; Sala, Serenella; Verones, Francesca. (2016) Area of concern: a new paradigm in life cycle assessment for the development of footprint metrics. The International Journal of Life Cycle Assessment. volum 21 (2).
  Vitenskapelig artikkel
• Teixeira, Ricardo F. M.; de Souza, Danielle Maia; Curran, Michael P.; Anton, Assumpcio; Michelsen, Ottar; Mila i Canals, Llorenc. (2016) Towards consensus on land use impacts on biodiversity in LCA: UNEP/SETAC Life Cycle Initiative preliminary recommendations based on expert contributions. Journal of Cleaner Production. volum 112.
  Vitenskapelig artikkel
• Winkler, Manuela; Lamprecht, Andrea; Steinbauer, Klaus; Hülber, Karl; Theurillat, Jean-Paul; Breiner, Frank; Choler, Philippe; Ertl, Siegrun; Gutierrez Giron, Alba; Rossi, Graziano; Vittoz, Pascal; Akhalkatsi, Maia; Bay, Christian; Benito Alonso, José-Luis; Bergström, Tomas; Carranza, Maria Laura; Corcket, Emmanuel; Dick, Jan; Erschbamer, Brigitta; Fernandez Calzado, Rosa; Fosaa, Anna Maria; Gavilan, Rosario G; Ghosn, Dany; Gigauri, Khatuna; Huber, Doris; Kanka, Robert; Kazakis, George; Klipp, Martin; Kollar, Jozef; Kudernatsch, Thomas; Larsson, Per; Mallaun, Martin; Michelsen, Ottar; Moiseev, Pavel; Moiseev, Dmitry; Molau, Ulf; Molero Mesa, Joaquín; Morra di Cella, Umberto; Nagy, Laszlo; Petey, Martina; Puscas, Mihai; Rixen, Christian; Stanisci, Angela; Suen, Michael; Syverhuset, Anne Olga; Tomaselli, Marcello; Unterluggauer, Peter; Ursu, Tudor; Villar, Luis; Gottfried, Michael; Pauli, Harald. (2016) The rich sides of mountain summits – a pan-European view on aspect preferences of alpine plants. Journal of Biogeography. volum 43 (11).
  Vitenskapelig artikkel

2015

• Igarashi, Mieko; De Boer, Luitzen; Michelsen, Ottar. (2015) Investigating the anatomy of supplier selection in green public procurement. Journal of Cleaner Production. volum 108 (part A, 1).
  Vitenskapelig artikkel
• Michelsen, Ottar; Lindner, Jan Paul. (2015) Why include impacts on biodiversity from land use in LCIA and how to select useful indicators?. Sustainability. volum 7 (5).
  Vitenskapelig artikkel
• Ridoutt, Bradley; Fantke, Peter; Pfister, Stephan; Bare, Jane; Boulay, Anne-Marie; Cherubini, Francesco; Frischknecht, Rolf; Hauschild, Michael; Hellweg, Stefanie; Henderson, Andrew; Jolliet, Olivier; Levasseur, Annie; Margni, Manuele; McKone, Thomas; Michelsen, Ottar; Mila i Canals, Llorenc; Page, Girija; Pant, Rana; Raugei, Marco; Sala, Serenella; Saouter, Erwan; Verones, Francesca; Wiedmann, Thomas. (2015) Making Sense of the Minefield of Footprint Indicators. Environmental Science and Technology.
  Leserinnlegg

2014

• Coelho, Carla; Michelsen, Ottar. (2014) Land use impacts on biodiversity from kiwifruit production in New Zealand assessed with global and national datasets. The International Journal of Life Cycle Assessment. volum 19 (2).
  Vitenskapelig artikkel
• Jørgensen, Susanne; Cherubini, Francesco; Michelsen, Ottar. (2014) Biogenic CO2 fluxes, changes in surface albedo and biodiversity impacts from establishment of a miscanthus plantation. Journal of Environmental Management. volum 146.
  Vitenskapelig artikkel
• Michelsen, Ottar; McDevitt, JE; Coelho, CRV. (2014) A comparison of three methods to assess land use impacts on biodiversity in a case study of forestry plantations in New Zealand. The International Journal of Life Cycle Assessment. volum 19 (6).
  Vitenskapelig artikkel

2012

• Gottfried, M; Pauli, H; Futschik, A; Akhalkatsi, M; Barancok, P; Alonso, JLB; Coldea, G; Dick, J.; Erschbamer, B; Calzado, MRF; Kazakis, G; Krajci, J; Larsson, P; Mallaun, M; Michelsen, Ottar; Moiseev, D; Moiseev, P; Molau, U; Merzouki, A; Nagy, L; Nakhutsrishvili, G; Pedersen, Bård; Pelino, G; Puscas, Mihai; Rossi, G; Stanisci, A; Theurillat, JP; Tomaselli, M; Villar, L; Vittoz, P; Vogiatzakis, I; Grabherr, G. (2012) Continent-wide response of mountain vegetation to climate change. Nature Climate Change. volum 2 (2).
  Vitenskapelig artikkel
• Michelsen, Ottar; Cherubini, Francesco; Strømman, Anders Hammer. (2012) Impact Assessment of Biodiversity and Carbon Pools from Land Use and Land Use Changes in Life Cycle Assessment, Exemplified with Forestry Operations in Norway. Journal of Industrial Ecology. volum 16 (2).
  Vitenskapelig artikkel
• Michelsen, Ottar; Hertwich, Edgar G.; Jenssen, Bjørn Munro; Brattebø, Helge; Kløckner, Christian. (2012) Kunnskap for bærekraft. Adresseavisen.
  Kronikk
• Roer, Anne-Grete; Korsæth, Audun; Henriksen, Trond Maukon; Michelsen, Ottar; Strømman, Anders Hammer. (2012) The influence of system boundaries on life cycle assessment of grain production in central southeast Norway. Agricultural Systems. volum 111.
  Vitenskapelig oversiktsartikkel/review

2011

• Fet, Annik Magerholm; Michelsen, Ottar; De Boer, Luitzen. (2011) Green public procurement in practice - the case of Norway. Society and Economy. volum 33.
  Vitenskapelig artikkel
• Guest, Geoffrey; Bright, Ryan M.; Cherubini, Francesco; Michelsen, Ottar; Strømman, Anders Hammer. (2011) Life Cycle Assessment of Biomass-based Combined Heat and Power Plants. Journal of Industrial Ecology. volum 15 (6).
  Vitenskapelig artikkel
• Michelsen, Ottar; Hertwich, Edgar G.. (2011) Større fotspor fra produksjonsfasen. Klima. volum 5.
  Populærvitenskapelig artikkel
• Michelsen, Ottar; Syverhuset, Anne Olga; Pedersen, Bård; Holten, Jarle Inge. (2011) The Impact of Climate Change on Recent Vegetation Changes on Dovrefjell, Norway. Diversity. volum 3.
  Vitenskapelig artikkel

2010

• Michelsen, Ottar. (2010) Eco-Efficiency assessments as a tool for revealing the environmental improvement potential of new regulations. Sustainability. volum 2.
  Vitenskapelig artikkel
• Michelsen, Ottar; Fet, Annik Magerholm. (2010) Using eco-efficiency in sustainable supply chain management; a case study of furniture production. Clean Technologies and Environmental Policy. volum 12.
  Vitenskapelig artikkel

2009

• Fet, Annik Magerholm; Michelsen, Ottar; Skaar, Christofer. (2009) Creating environmental product declarations (EPDs) - case study in the Norwegian furniture industry. Life Cycle Assessment applications: Results from COST Action 530.
  Vitenskapelig kapittel/artikkel
• Fet, Annik Magerholm; Skaar, Christofer; Michelsen, Ottar. (2009) Product category rules (PCR) and environmental product declarations (EPDs). Life Cycle Assessment applications: Results from COST Action 530.
  Vitenskapelig kapittel/artikkel
• Fet, Annik Magerholm; Skaar, Christofer; Michelsen, Ottar. (2009) Product category rules and environmental product declarations as tools to promote sustainable products: experiences from a case study of furniture production. Clean Technologies and Environmental Policy. volum 11 (2).
  Vitenskapelig artikkel
• Holten, Jarle Inge; Michelsen, Ottar; Pedersen, Bård; Syverhuset, Anne Olga. (2009) Overvåking av fjellvegetasjon – reanalyse av fjelltopper på Dovrefjell sommeren 2008 (GLORIA-prosjektet). 2009. ISBN 978-82-7072-869-5. Utredning for DN (2009-6).
  Rapport
• Michelsen, Ottar; De Boer, Luitzen. (2009) Green procurement in Norway; a survey of practices at the municipal and county level. Journal of Environmental Management. volum 91 (1).
  Vitenskapelig artikkel
• Michelsen, Ottar; Holten, Jarle Inge; Syverhuset, Anne Olga. (2009) Kartlegging av fjellflora for å studere effekter av klimaendringer – foreløpige resultater fra en undersøkelse på Dovrefjell / An analysis of alpine flora to investigate effects of climate change – preliminary results from a study on Dovre mountain region. Blyttia : Norsk botanisk forenings tidsskrift. volum 67 (1).
  Vitenskapelig artikkel

2008

• Holmern, Tomas; Jenssen, Bjørn Munro; Aagaard, Kaare; Michelsen, Ottar; Reitan, Marit; Sjøberg, Britt-Marie Drottz; Sæther, Bernt-Erik. (2008) Biologisk mangfold som satsingsområde ved NTNU. Innstilling fra utredningsgruppen mars 2008. 2008.
  Rapport
• Michelsen, Ottar. (2008) Assessment of Land Use Impact on Biodiversity. Proposal of a new methodology exemplified with forestry operations in Norway. The International Journal of Life Cycle Assessment. volum 13 (1).
  Vitenskapelig artikkel
• Michelsen, Ottar. (2008) Kommunene og bærekraftig arealbruk. Adresseavisen.
  Kronikk
• Michelsen, Ottar. (2008) Samfunnsansvar i praksis. Bergens Tidende.
  Kronikk
• Michelsen, Ottar. (2008) Telenor - samfunnsansvar i praksis?. Adresseavisen.
  Kronikk
• Michelsen, Ottar; Solli, Christian; Strømman, Anders Hammer. (2008) Environmental impact and added value in forestry operations in Norway. Journal of Industrial Ecology. volum 12 (1).
  Vitenskapelig artikkel
• Skaar, Christofer; Michelsen, Ottar. (2008) Verdikjedestyring er samfunnsansvar. MediaPlanet Online.
  Kronikk

2007

• Boer, Luitzen de; Michelsen, Ottar. (2007) Offentlig innkjøp i Norge. En kartlegging av dagens praksis og mulige effekter av en eventuell heving av den nasjonale terskelverdien mot EU-nivå. 2007.
  Rapport
• Michelsen, Ottar. (2007) Eco-efficiency in redesigned extended supply chains; furniture as an example. Quantified Eco-Efficiency. An Introduction with Applications.
  Vitenskapelig kapittel/artikkel
• Michelsen, Ottar. (2007) Investigation of relationships in a supply chain in order to improve environmental performance. Clean Technologies and Environmental Policy. volum 9.
  Vitenskapelig artikkel
• Mila i Canals, Llorenc; Bauer, Christian; Depestele, Jochen; Dubreuil, Alain; Knuchel, Ruth Freiermuth; Gaillard, Gerard; Michelsen, Ottar; Müller-Wenk, Ruedi; Rydgren, Bernt. (2007) Key elements in a framework for land use impact assessment within LCA. The International Journal of Life Cycle Assessment. volum 12 (1).
  Vitenskapelig artikkel
• Mila i Canals, Llorenc; Müller-Wenk, Ruedi; Bauer, Christian; Depestele, Jochen; Dubreuil, Alain; Knuchel, Ruth Freiermuth; Gaillard, Gerard; Michelsen, Ottar; Rydgren, Bernt. (2007) Key elements in a framework for land use impact assessment within LCA. The International Journal of Life Cycle Assessment. volum 12 (1).
  Leder

2006

• Michelsen, Ottar. (2006) TIØ4100 Organisasjon og miljø. Tapir Akademisk Forlag. 2006.
  Kompendium
• Michelsen, Ottar; Fet, Annik Magerholm. (2006) Eco-efficiency in extended supply chains – methodological development with regulatory and organizational implications. 2006. ISBN 82-471-8211-4. Doktoravhandlinger ved NTNU (2006:216).
  Doktorgradsavhandling
• Michelsen, Ottar; Fet, Annik Magerholm; Dahlsrud, Alexander. (2006) Eco-efficiency in extended supply chains: A case study of furniture production. Journal of Environmental Management. volum 79.
  Vitenskapelig artikkel

2005

• Michelsen, Ottar. (2005) TIØ 4100 Organisasjon og miljø. Pensum helse, miljø og sikkerhet. 2005.
  Kompendium

2004

• Michelsen, Ottar. (2004) Biodiversity indicators and environmental performance evaluations. Outline of a methodology. 2004. ISBN 82-7948-032-3. Report - Programme for Industrial Ecology (3/2004).
  Rapport

2003

• Fet, Annik Magerholm; Michelsen, Ottar. (2003) Industrial ecology study and research program at Norwegian University of Science and Technology. Clean Technologies and Environmental Policy. volum 5 (2).
  Vitenskapelig artikkel
• Michelsen, Ottar. (2003) Øko-effektivitet i verdikjeder. En foreløpig oppsummering av forskningsarbeidet med øko-effektive verdikjeder. 2003. IØT Working Paper (9).
  Rapport
• Michelsen, Ottar; Bakken, Torkild. (2003) Sopp i Lyngstøylvatnet - en sjelden forekomst av vårbekksopp. Dykking.
  Populærvitenskapelig artikkel
• Zhou, Pei Lin; Fet, Annik Magerholm; Fet, Kristian; Michelsen, Ottar. (2003) A feasibility study of using biodiesel in recreational boats in the UK. Journal of Engineering for the Maritime Environment (Part M). volum 217 (M3).
  Vitenskapelig artikkel

2001

• Michelsen, Ottar; Malvik, Ingvild Vaggen. (2001) Perspektiver ved en bærekraftig næringsutvikling i Jämtland og Trøndelag. 2001. ISBN 82-7948-015-3. Rapporter og meddelelser fra Program for industriell økologi (IndEcol) (4/2001).
  Rapport

2000

• Skjølsvik, Kjell Olav; Fet, Annik Magerholm; Michelsen, Ottar. (2000) Miljøregnskap for skip, Livsløpsanalyse som perspektiv. 2000.
  Rapport
• Fet, Annik Magerholm; Michelsen, Ottar; Johnsen, Tommy. (2000) Environmental Performance of Transportation - a comparative study. 2000.
  Rapport

1999

• Michelsen, Ottar; Bakken, Torkild. (1999) Vårbekksopp, Vibrissea truncorum Fries i Lyngstøylvatnet, Ørsta kommune, Møre og Romsdal. Blyttia : Norsk botanisk forenings tidsskrift. volum 57.
  Vitenskapelig artikkel