Blar i Brage INN på emneord "climate"

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    • Improved Environmental Status: 50 Years of Declining Fish Mercury Levels in Boreal and Subarctic Fennoscandia 

      Braaten, Hans Fredrik Veiteberg; Åkerblom, Staffan; Kahilainen, Kimmo Kalevi; Rask, Martti; Vuorenmaa, Jussi; Mannio, Jaakko; Malinen, Tommi; Lydersen, Espen; Poste, Amanda; Amundsen, Per-Arne; Kashulin, Nikolai; Kashulina, Tatiana; Terentjev, Petr; Christensen, Guttorm; de Wit, Heleen (Peer reviewed; Journal article, 2019)
      Temporally (1965–2015) and spatially (55°–70°N) extensive records of total mercury (Hg) in freshwater fish showed consistent declines in boreal and subarctic Fennoscandia. The database contains 54 560 fish entries (n: pike ...

    • Pathogen Exposure in White Whales (Delphinapterus leucas) in Svalbard, Norway 

      Nymo, Ingebjørg Helena; Siebert, Ursula; Baechlein, Christine; Postel, Alexander; Breines, Eva Marie; Lydersen, Christian; Kovacs, Kit M.; Tryland, Morten (Peer reviewed; Journal article, 2023)
      The Svalbard white whale (Delphinapterus leucas) population is one of the smallest in the world, making it particularly vulnerable to challenges such as climate change and pathogens. In this study, serum samples from live ...

    • Seasonal- and phase-dependent effects on vole population dynamics 

      Johnsen, Kaja (Doctoral thesis, 2018)
      Populasjonssykluser hos smågnagere er en viktig komponent i det boreale barskogsøkosystemet på de nordlige breddegrader. Mange hypoteser har blitt beskrevet for å forsøke å forklare disse sykliske svingningene, men predasjon, ...

    • Why do the boreal forest ecosystems of Northwestern Europe differ from those of Western North America? 

      Boonstra, Rudy; Andreassen, Harry Peter; Boutin, Stan; Husek, Jan; Ims, Rolf Anker; Krebs, Charles J.; Skarpe, Christina; Wabakken, Petter (Peer reviewed; Journal article, 2016)
      The boreal forest is one of the largest terrestrial biomes on Earth. Conifers normally dominate the tree layer across the biome, but other aspects of ecosystem structure and dynamics vary geographically. The cause of the ...