Permafrost, or ground that is frozen for two or more years, stretches over about 14 million square kilometers in the Northern Hemisphere, 15% of the hemisphere's land area. Cold temperatures limit the decomposition of organic ...
Earth Sciences
Mar 4, 2024
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1
Rising temperatures and changes in precipitation are driving increases to streamflow in areas of high-latitude North America where permafrost dominates the landscape.
Earth Sciences
Jul 6, 2023
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243
From the window of a NASA Gulfstream III research aircraft, Alaska looks like a pristine wilderness untouched by humans. The land is covered in lush, green vegetation and dotted with bright blue lakes. Snow-capped mountains ...
Earth Sciences
Nov 2, 2022
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56
New research from Colgate University changes our understanding of seasonal thawing in parts of Antarctica, as scientists have learned that summer thawing occurs nearly a month earlier, and stays thawed for a full two months ...
Earth Sciences
Oct 31, 2022
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8
Global warming is heating the Arctic faster than the rest of the planet. Svalbard, an archipelago north of Norway, is warming even faster than the remainder of the Arctic, making it a "canary in a coalmine" for climate change ...
Cell & Microbiology
Oct 20, 2022
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7
A team of Skoltech researchers has published a series of three papers dealing with various aspects of how salt from the ocean water and other salts penetrate into frozen soil that contains gas hydrates—icelike crystals ...
Earth Sciences
Aug 30, 2022
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3
More areas of year-round unfrozen ground have begun dotting Interior and Northwest Alaska and will continue to increase in extent due to climate change, according to new research by University of Alaska Fairbanks Geophysical ...
Earth Sciences
Jun 7, 2022
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1579
Across the Arctic, strange things are happening to the landscape.
Environment
Apr 13, 2022
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19
Arctic coasts are characterized by sea ice, permafrost and ground ice. This makes them particularly vulnerable to the effects of climate change, which is already accelerating rapid coastal erosion. The increasing warming ...
Earth Sciences
Jan 11, 2022
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85
Thawing permafrost in the Arctic is already unleashing methane and carbon dioxide to the atmosphere, exacerbating global temperature rise. As well adding to the climate crisis, this ground, which has been frozen for thousands ...
Environment
Nov 9, 2021
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32
