Publikasjoner
NIBIOs ansatte publiserer flere hundre vitenskapelige artikler og forskningsrapporter hvert år. Her finner du referanser og lenker til publikasjoner og andre forsknings- og formidlingsaktiviteter. Samlingen oppdateres løpende med både nytt og historisk materiale. For mer informasjon om NIBIOs publikasjoner, besøk NIBIOs bibliotek.
2013
Sammendrag
På global skala er spredning av fremmede arter ansett som en av de største truslene mot naturmangfoldet. Også i Norge er spredning av fremmede arter en stor trussel mot arter og naturtyper. Gjennom karplantedelen av landskapsovervåkingen til Skog og landskap har vi muligheten til å overvåke spredningen av fremmede arter i jordbrukslandskapet.
Forfattere
Heleen de Wit Anders Bryn Annika Hofgaard Jonas Karstensen Maria Malene Kvalevåg Glen Philip PetersSammendrag
Expanding high elevation and high latitude forest has contrasting climate feedbacks through carbon sequestration (cooling) and reduced surface reflectance (warming), which are yet poorly quantified. Here, we present an empirically-based projection of mountain birch forest expansion in south-central Norway under climate change and absence of land use. Climate effects of carbon sequestration and albedo change are compared using four emission metrics. Forest expansion was modeled for a projected 2.6 °C increase of summer temperature in 2100, with associated reduced snow cover. We find that the current (year 2000) forest line of the region is circa 100 m lower than its climatic potential due to land use history. In the future scenarios, forest cover increased from 12 to 27% between 2000 and 2100, resulting in a 59% increase in biomass carbon storage and an albedo change from 0.46 to 0.30. Forest expansion in 2100 was behind its climatic potential, forest migration rates being the primary limiting factor. In 2100, the warming caused by lower albedo from expanding forest was 10 to 17 times stronger than the cooling effect from carbon sequestration for all emission metrics considered. Reduced snow cover further exacerbated the net warming feedback. The warming effect is considerably stronger than previously reported for boreal forest cover, because of the typically low biomass density in mountain forests and the large changes in albedo of snow-covered tundra areas. The positive climate feedback of high latitude and high elevation expanding mountain forests with seasonal snow cover exceeds those of afforestation at lower elevation, and calls for further attention of both modelers and empiricists. The inclusion and upscaling of these climate feedbacks from mountain forests into global models is warranted to assess the potential global impacts.
Forfattere
Manuel Schneider Gisela Lüscher Philippe Jeanneret Michaela Arndorfer Debra Bailey Katalin Balázs Jean-Philippe Choisis Peter Dennis Wendy Fjellstad Mariecia D. Fraser T. Frank Jürgen Friedel Pippa Gillingham Gergely Jerkovich Tiziano Gomiero Rob Jongman Max Kainz Gerardo Moreno Marie-Louise Oschatz Maurizio Guido Paoletti Philippe Pointereau Jean-Pierre Sarthou Norman Siebrecht Daniele Sommaggio Jim Vale Sebastian Wolfrum Felix HerzogSammendrag
Det er ikke registrert sammendrag
Forfattere
Felix Herzog Michaela Arndorfer Debra Bailey Katalin Balázs Peter Dennis Tetyana Dyman Wendy Fjellstad Jürgen Friedel Salah Garchi Ilse Geijzendorffer Philippe Jeanneret Rob Jongman Max Kainz Roland Kölliker Luisa Last Gisela Lüscher Gerardo Moreno Charles Nkwiine Maurizio Guido Paoletti Philippe Pointereau Jean-Pierre Sarthou Manuel Schneider Siyka Stoyanova Stefano Targetti Davide Viaggi Sebastian WolfrumSammendrag
Det er ikke registrert sammendrag
Sammendrag
Det er ikke registrert sammendrag
Sammendrag
Det er ikke registrert sammendrag
Forfattere
Luisa Last Michaela Arndorfer Debra Bailey Katalin Balázs Peter Dennis Tetyana Dyman Wendy Fjellstad Jürgen Friedel Salah Garchi Ilse Geijzendorffer Felix Herzog Philippe Jeanneret Rob Jongman Max Kainz Gisela Lüscher Gerardo Moreno Charles Nkwiine Maurizio Guido Paoletti Philippe Pointereau Jean-Pierre Sarthou Manuel Schneider Siyka Stoyanova Sebastian Wolfrum Roland KöllikerSammendrag
Det er ikke registrert sammendrag
Forfattere
Jürgen Kurt Friedel Michaela Arndorfer Katalin Balász Peter Dennis Sebastian Eiter Philippe Jeanneret Rob Jongman Max Kainz Gisela Lüscher Gerardo Moreno Maurizio Guido Paoletti Philippe Pointereau Jean-Pierre Sarthou Siyka Stoyanova Felix HerzogSammendrag
Det er ikke registrert sammendrag
Sammendrag
Det er ikke registrert sammendrag
Sammendrag
Det er ikke registrert sammendrag