In the far north, the swelling Arctic Ocean inundated vast swaths of coastal tundra and steppe ecosystems. Though the ocean water was only a few degrees above freezing, it started to thaw the permafrost beneath it, exposing ...
Earth Sciences
Dec 22, 2020
20
234
Abrupt thawing of permafrost will double previous estimates of potential carbon emissions from permafrost thaw in the Arctic, and is already rapidly changing the landscape and ecology of the circumpolar north, a new CU Boulder-led ...
Earth Sciences
Feb 3, 2020
4
7606
A section of the Arctic Ocean seafloor that holds vast stores of frozen methane is showing signs of instability and widespread venting of the powerful greenhouse gas, according to the findings of an international research ...
Earth Sciences
Mar 4, 2010
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0
For years, scientists have pointed to warming permafrost in the Arctic tundra as a source for increased carbon in the atmosphere; as this soil warms, it releases greenhouse gases that have long been trapped in frozen ground.
Environment
Jul 3, 2019
0
2
In the far north of Siberia, Russian scientists have stepped up research on a once-secret deposit of diamonds whose scale dwarfs anything ever discovered and could turn world markets "upside down".
Earth Sciences
Sep 19, 2012
2
0
The way science is funded is hampering Earth system models, and may be skewing important climate predictions, according to a new comment published in Nature Climate Change by Woodwell Climate Research Center and an international ...
Earth Sciences
Jan 18, 2024
0
124
Researchers from the U.S. Geological Survey and key academic partners including the University of Colorado Boulder have quantified how rapidly ancient permafrost decomposes upon thawing and how much carbon dioxide is produced ...
Earth Sciences
Oct 26, 2015
24
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The Arctic's frozen ground contains large stores of organic carbon that have been locked in the permafrost for thousands of years. As global temperatures rise, that permafrost is starting to melt, raising concerns about the ...
Earth Sciences
Dec 5, 2016
0
400
Arctic tundra, a unique ecosystem characterized by permafrost, contributes to approximately 45% of all Arctic methane sources and therefore plays an important role in global carbon cycle. Arctic region is warming faster than ...
Environment
Nov 9, 2020
0
7
Human-caused climate change is shortening the snow cover period in the Arctic. But according to new research led by Earth system scientists at the University of California, Irvine, some parts of the Arctic are getting deeper ...
Earth Sciences
Aug 16, 2023
0
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