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Sökning: L773:0012 9615 OR L773:1557 7015 > (2005-2009) > Sensitivity of the ...

LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00004496naa a2200601 4500
001oai:gup.ub.gu.se/100811
003SwePub
008240528s2009 | |||||||||||000 ||eng|
009oai:lup.lub.lu.se:b18ba6f3-0e3d-4a05-af8b-44dbbcb66069
024a https://gup.ub.gu.se/publication/1008112 URI
024a https://doi.org/10.1890/08-2025.12 DOI
024a https://lup.lub.lu.se/record/15069712 URI
040 a (SwePub)gud (SwePub)lu
041 a eng
042 9 SwePub
072 7a ref2 swepub-contenttype
072 7a art2 swepub-publicationtype
100a McGuire, A.D.4 aut
2451 0a Sensitivity of the carbon cycle in the Arctic to climate change
264 1b Wiley,c 2009
520 a The recent warming in the Arctic is affecting a broad spectrum of physical, ecological, and human/cultural systems that may be irreversible on century time scales and have the potential to cause rapid changes in the earth system. The response of the carbon cycle of the Arctic to changes in climate is a major issue of global concern, yet there has not been a comprehensive review of the status of the contemporary carbon cycle of the Arctic and its response to climate change. This review is designed to clarify key uncertainties and vulnerabilities in the response of the carbon cycle of the Arctic to ongoing climatic change. While it is clear that there are substantial stocks of carbon in the Arctic, there are also significant uncertainties associated with the magnitude of organic matter stocks contained in permafrost and the storage of methane hydrates beneath both subterranean and submerged permafrost of the Arctic. In the context of the global carbon cycle, this review demonstrates that the Arctic plays an important role in the global dynamics of both CO2 and CH4. Studies suggest that the Arctic has been a sink for atmospheric CO2 of between 0 and 0.8 Pg C/yr in recent decades, which is between 0% and 25% of the global net land/ocean flux during the 1990s. The Arctic is a substantial source of CH4 to the atmosphere (between 32 and 112 Tg CH4/yr), primarily because of the large area of wetlands throughout the region. Analyses to date indicate that the sensitivity of the carbon cycle of the Arctic during the remainder of the 21st century is highly uncertain. To improve the capability to assess the sensitivity of the carbon cycle of the Arctic to projected climate change, we recommend that (1) integrated regional studies be conducted to link observations of carbon dynamics to the processes that are likely to influence those dynamics, and (2) the understanding gained from these integrated studies be incorporated into both uncoupled and fully coupled carbon–climate modeling efforts.
650 7a NATURVETENSKAPx Kemi0 (SwePub)1042 hsv//swe
650 7a NATURAL SCIENCESx Chemical Sciences0 (SwePub)1042 hsv//eng
650 7a NATURVETENSKAPx Geovetenskap och miljövetenskapx Naturgeografi0 (SwePub)105072 hsv//swe
650 7a NATURAL SCIENCESx Earth and Related Environmental Sciencesx Physical Geography0 (SwePub)105072 hsv//eng
653 a Arctic
653 a Arctic Ocean
653 a boreal forest
653 a carbon cycle
653 a carbon dioxide
653 a climate change
653 a climate feedbacks
653 a hydrates
653 a methane
653 a permafrost
653 a review
653 a tundra
700a Anderson, Leif G,d 1951u Gothenburg University,Göteborgs universitet,Institutionen för kemi,Department of Chemistry4 aut0 (Swepub:gu)xanlei
700a Christensen, Torbenu Lund University,Lunds universitet,Institutionen för naturgeografi och ekosystemvetenskap,Naturvetenskapliga fakulteten,Dept of Physical Geography and Ecosystem Science,Faculty of Science4 aut0 (Swepub:lu)ekol-tch
700a Dallimore, T.R.4 aut
700a Dallimore, S.4 aut
700a Guo, L.4 aut
700a Hayes, D.J.4 aut
700a Heimann, M.4 aut
700a Lorenson, T.D.4 aut
700a Macdonald, R.W.4 aut
700a Roulet, N.4 aut
710a Göteborgs universitetb Institutionen för kemi4 org
773t Ecological Monographsd : Wileyg 79:4, s. 523-555q 79:4<523-555x 0012-9615
856u https://esajournals.onlinelibrary.wiley.com/doi/pdfdirect/10.1890/08-2025.1
8564 8u https://gup.ub.gu.se/publication/100811
8564 8u https://doi.org/10.1890/08-2025.1
8564 8u https://lup.lub.lu.se/record/1506971

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