News tagged with arctic ecosystem
The Arctic is already suffering the effects of a dangerous climate change
Two decades after the United Nations established the Framework Convention on Climate Change in order to "prevent dangerous anthropogenic interference with the climate system", the Arctic shows the first signs of a dangerous ...
Jan 30, 2012 |
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Greenpeace hijacks oil firms' Greenland talks
Greenpeace activists on Thursday diverted oil executives from a meeting on prospecting possibilities off Greenland and instead gave them a 20-minute environmental lecture, the group said.
Dec 01, 2011 |
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Polar climate change may lead to ecological change
(PhysOrg.com) -- Ice and frozen ground at the North and South Poles are affected by climate change induced warming, but the consequences of thawing at each pole differ due to the geography and geology, according to a Penn ...
Aug 11, 2011 |
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NASA to embark on last leg of Arctic sea study
The US space agency said Tuesday it is sending a team of scientists on the second and final mission of a NASA field study of how melting Arctic ice is changing the life cycles of sea creatures.
Jun 21, 2011 |
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Arctic coasts on the retreat
The coastline in Arctic regions reacts to climate change with increased erosion and retreats by half a metre per year on average. This means substantial changes for Arctic ecosystems near the coast and the population living ...
Space & Earth / Earth Sciences
Apr 18, 2011 |
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Shrinking tundra, advancing forests: How the Arctic will look by century's end
Imagine the vast, empty tundra in Alaska and Canada giving way to trees, shrubs and plants typical of more southerly climates. Imagine similar changes in large parts of Eastern Europe, northern Asia and Scandinavia, as needle-leaf ...
Space & Earth / Earth Sciences
Mar 03, 2011 |
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Warmer ecosystems could absorb less atmospheric carbon dioxide
(PhysOrg.com) -- Research by scientists at Queen Mary, University of London has found that a predicted rise in global temperature of 4°C by 2100 could lead to a 13% reduction in ecosystems' ability to absorb ...
Space & Earth / Earth Sciences
Jun 30, 2010 |
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Arctic climate may be more sensitive to warming than thought, says new study
A new study shows the Arctic climate system may be more sensitive to greenhouse warming than previously thought, and that current levels of Earth's atmospheric carbon dioxide may be high enough to bring about ...
Space & Earth / Earth Sciences
Jun 29, 2010 |
3.8 / 5 (27) |
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'Fingerprinting' method reveals fate of mercury in Arctic snow
A study by University of Michigan researchers offers new insight into what happens to mercury deposited onto Arctic snow from the atmosphere.
Space & Earth / Earth Sciences
Feb 10, 2010 |
3.7 / 5 (3) |
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Researchers Establish Common Seasonal Patterns Among Bacterial Communities in Arctic Rivers
(PhysOrg.com) -- New research on bacterial communities throughout six large Arctic river ecosystems reveals predictable temporal patterns, suggesting that scientists could use these communities as markers ...
Space & Earth / Earth Sciences
Nov 24, 2009 |
5 / 5 (1) |
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Commerce secretary approves Arctic fisheries plan
(AP) -- The nation's secretary of commerce has approved a plan that would prohibit an expansion of commercial fishing in the Arctic, at least until more is known about the area.
Aug 21, 2009 |
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