| When | Where | Who | What | Main supervisor |
| 28.01.2026 | 12.15 | S257 Bjørnen Teams  | Yosra Zouhar | PhD midway assessment: Social acceptance for protected areas Co-supervisors: Odd Inge Vistad, Yevgeniya Tomkiv Opponent: Simon Schowaned Chair: Stein R. Moe | Øystein Aas |
| 13.15 | S257 Bjørnen | Fiona Ogutu | PhD midway assessment: Assessment of the concentration of heavy metal pollutants in water, sediment and plankton and how these bio-accumulate and bio-magnify in fish (Oreochromis niloticus and Lates niloticus) in the Kenyan Lake Victoria basin Co-supervisor: Hans-Christian Teien Opponent: Jan Ludvig Lyche Chair: Stein R. Moe | Thrond Haugen |
| 11.02.2026 | 12.15 | S257 Bjørnen | Jonathan Fassora | PhD start-up seminar: Spatial ecology of Svalbard reindeer - from individuals to populations Main Supervisor: Larissa Beumer (UNIS) Co-supervisors: Leif Egil Loe, Brage B Hansen (NINA), Åshild Pedersen (NP) Opponent: TBA Chair: Leif Egil Loe | |
| 18.02.2026 | 12.15 | J301 Gaia | Sigrid Trier Kjær | PhD final seminar: Trade-offs between soil organic carbon sequestration and nitrous oxide emissions Co-supervisors: Rong Lang (SLU) Opponent: Jan Vermaat Chair: Peter Dörsch | Peter Dörsch |
| 04.03.2026 | 13.15 | S257 Bjørnen | William Esbjug Gromstad | PhD midway assessment: Long-term effects of forestry on invertebrate communities may be driven by dead wood deficiency Co-supervisors: Tone Birkemoe, Johan Asplund, Hans-Christian Teien, Håvard Kauserud Opponent: Erik Trond Aschehoug Chair: Deborah Oughton | Lisa Fagerli Lunde |
| 11.03.2026 | 13.15 | S257 Bjørnen | Seikh Hayatul Haque | PhD midway assesment: Pathways to Resilience: Analyzing Extremes, Industrial Flexibility, and Social Costs in the Northern European Energy Transition Co-supervisor: Per Kr. Rørstad Opponent: Erlin Holden Chair: Katrine Eldegard | Eirik Ogner Jåstad |
| 18.03.2026 | 12.15 | J301 Gaia | Aleksander Sverdrup Aarsand | PhD final seminar:Occurrence and behaviour of radon-222 and other naturally occurring radionuclides in drinking water Co-supervisors: Hans-Christian Teien, Jelena Mrdakovic Popic (DSA) Opponent: Jan Vermaat Chair: Lindis Skipperud | Lindis Skipperud |
| 13.15 | J301 Gaia | Brian Ogenrwoth | PhD midway assesment: Adoption and Welfare Impacts of Biochar and Climate Smart Agriculture in Uganda Co-supervisors: Prof. Gerard Cornelissen, Prof. Vegard Martinsen, Prof. Jackline Bonabana, Dr. Clifton Makate Opponent: Jan Vermaat Chair: Katrine Eldegard | Meley Mekonen Rannestad |
| 24.03.2026 | 14:15 | J301 Gaia | Miximilian Koch | PhD midway assesment: Effect of cover crops on potato yield and quality and soil health related properties in a pathogen-inoculated field trial in western Norway Co-supervisor: Tatiana Rittl Opponent: Peter Dör Chair: George Neil Furey | Susanne Eich-Greatorex |
| 25.03.2026 | 12.15 | S257 Bjørnen | Noelin Wilsnach | PhD midway assesment: Soundscape Tourism Co-supervisor: Rose Keller Opponent: Yevgeniya Tomkiv Chair: Katrine Eldegard | Øystein Aas |
| 13.15 | S257 Bjørnen | Saumya Rathnayake | PhD midway assessment: Developing effective communication strategies to mitigate visitor disturbance on Wild reindeer in Norway Co-supervisors: Peter Fredman and Vegard Gundersen Opponent: Stian Stensland Chair: Katrine Eldegard | Øystein Aas |
| 14.15 | S257 Bjørnen | Ararsa Derese Seboka | PhD final seminar: Integrated Circular Valorization of Lignocellulosic Biomass into Biogas and Bio-briquettes with Environmental Implications in Southern Ethiopia Co-supervisors: Professor John Morken, Dr. Lu Feng, Dr. Gebreselassie Asnake Opponent: TBD Chair: Samuel Adaramola | Muyiwa Samuel Adaramola |
| 08.04.2026 | 12.15 | S257 Bjørnen | Mara Zebele | PhD midway assessment: Working title: Explaining and predicting bat occurence and acitivity in wind farms Co-supervisors: Reed McKay, Richard Bischof, and Fiona Mathews (University of Sussex) Opponent: Simon Schowanek Chair: George Frurey | Katrine Eldegard |
| 12.30 | S375 | Getachew Birhanu Abera | PhD final seminar: Biological Conversion of CO2 to CH4: Impact of Process Inhibitors and Biofilm-Based Mitigation Approaches Main supervisor: Dr. Lu Feng Co-supervisors: Professor Erik Trømborg and Dr. Linn solli Opponent: Dr. Aniko Varnai Chair: Dr. Lu Feng | |
| 13.15 | S257 Bjørnen | Maris Pärn | PhD midway assessment: Working title: Bat migration patterns in SW Norway Co-supervisors: Reed McKay, Richard Bischof, and Fiona Mathews (University of Sussex) Opponent: Nathalie (Tally) Yoh Chair: George Frurey | Katrine Eldegard |
| 15.04.2026 | 12.15 | J301 Gaia | Niklas Wickander | PhD final seminar: Ecology of plant-soil interactions in subtropical grasslands: effect of multi-species grass leys on soil functions Co-supervisor: Marit Jørgensen Opponent: Jan Vermaat Chair: Peter Dörsch | Peter Dörsch |
| 16.04.2026 | 13.15 | J301 Gaia | Jonas Andresen | PhD final seminar: The influence of arthropods on radionuclide cycling in terrestrial ecosystems Co-supervisor: Tone Birkemoe Opponent: Hans-Christian Teien Chair: Deborah Oughton | Deborah Helen Oughton |
| 22.04.2026 | 13.15 | S257 Bjørnen | Merle Scheiner | PhD midway seminar: Impact of aboveground vegetation on active layer thaw dynamics in Arctic regions Main supervisor: Simone I. Lang Co-supervisors; Siri Lie Olsen, Rúna Magnússon, Juul Limpens, Anne Bjorkman Opponent: John-Arvid Grytnes Chair: Ole Martin Bollandsås | |
| 29.04.2026 | 12.15 | J301 Gaia | Miyanda Moombe | PhD final seminar: Optimizing rainwater infiltration and retention in rain-fed cereal-legume conservation agriculture Co supervisor: Attila Nemes Opponent: TBA Chair: Jan Mulder | Jan Mulder |
| 13.15 | J301 Gaia | David Akodi | PhD final seminar: The impact of conservation agriculture and biochar on soil organic carbon storage and greenhouse gas fluxes in Uganda Co-supervisors: Dr. Alfred Obia, Prof. Vegard Martinsen Opponent: TBA Chair: Jan Mulder | Jan Mulder |
| 03.06.2026 | 12.15 | S257 Bjørnen | Benjamin Roux | PhD start-up seminar: Understanding how climate and climate variability shapes species range and range dynamics in mountains areas globally Co-supervisors: Kari Klanderud, Camila Pacheco-Riaño, Suzette Flantua Opponent: Torbjørn Haugaasen Chair: John-Arvid Grytnes | John-Arvid Grytnes |