Search results for arctic


8 Votes Vote

Future of arctic may depend on permafrost

Posted by External 14 days ago General
http://www.sciencedaily.com — Whether the vast Arctic will retain its icy past or might instead become a dry landscape could hinge on something of an obscure nature – permafrost – according to a new study. Read More
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10 Votes Vote

Dr Richard Powell appeared as an Expert Witness before the House of Lords Select Committee on the Arctic this morning.

Posted by External 17 days ago General
http://www.parliament.uk — The evidence sessions aim to examine key issues for the Arctic including shipping, opportunities for energy resource extraction and the role of Russia in the Arctic. Richard Powell is a specialist in historical and polar geography and last June, he received the RGS-IBG Gill Memorial Award for his research. 07/10/14 07 Oct 2014 - Read More
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11 Votes Vote

How soil frost affects greenhouse gas emissions from Arctic soils

Posted by External 21 days ago General
http://www.enn.com — Soil frost is a nearly universal process in the Arctic. In a recent dissertation by doctoral student Marina Becher at UmeÃ¥ University, it is shown that the frequency and extent of soil frost is important for the release of the greenhouse gas carbon dioxide from arctic soil.Soil in the Arctic has for thousands of years gathered large quantities of decomposed organic matter due to the decompositio Read More
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13 Votes Vote

Soil frost affects greenhouse gas emissions in the Arctic

Posted by External 22 days ago General
http://www.sciencedaily.com — Soil frost is a nearly universal process in the Arctic. In a recent dissertation, it is shown that the frequency and extent of soil frost is important for the release of the greenhouse gas carbon dioxide from arctic soil. Read More
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Optimized arctic observations for improving weather forecast in the northern sea route

Posted by External 30 days ago General
http://www.sciencedaily.com — The Northern Sea Route could be an attractive shipping route during Arctic ice-free periods; however, the decline in sea-ice extent could also cause severe weather phenomena, which could disturb ship navigation in turn. The sparse observational network over the Arctic Ocean makes weather and sea-ice forecasts less accurate and increases uncertainties. However, a new article suggests that the qual Read More
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In Arctic winter, marine creatures migrate by the light of the moon

Posted by External 31 days ago General
http://www.sciencedaily.com — A few months ago, researchers reported the surprising discovery that marine creatures living in one Arctic fjord keep busy through the permanently dark and frigid winter months. Now, a report extends this activity to the whole of the Arctic. They also find that, in the absence of any sunlight, it's the moon that drives the vertical migrations of tiny marine animals. Read More
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Overcoming hurdles to climate change adaptation in the Arctic

Posted by External 31 days ago General
http://www.sciencedaily.com — Outdated land management practices, a dearth of local decision-making bodies with real powers, a lack of long-term planning, along with long-standing educational and financial disempowerment and marginalization are among the hurdles the prevent Arctic communities from adapting to climate change, says a research team. Read More
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8 Votes Vote

Polar Vortex to Deliver Arctic Blast to Parts of US

Posted by External 33 days ago General
http://feedproxy.google.com — A glancing blow from the polar vortex will direct cold air southward and could raise the chance of snow in the central and eastern United States toward the middle of January. Read More
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