The Yukon River flows west across Alaska toward the Bering Sea, eroding Arctic permafrost along its banks and transporting sediment downstream. Within that sediment lurks a toxic stowaway: mercury.
Earth Sciences
Aug 15, 2024
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A new study out of The University of Texas at Arlington shows that frozen land in Alaska is eroding faster than it can be replaced due to climate change.
Earth Sciences
Aug 7, 2024
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17
Three recent papers authored by Ted Schuur, Regents' professor of biological sciences at Northern Arizona University, and other researchers around the world, organized through the Permafrost Carbon Network, investigate the ...
Earth Sciences
Jul 26, 2024
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173
The Tibetan Plateau hosts the world's largest permafrost region in the middle and low latitudes. Compared to the high-latitude Arctic permafrost, the permafrost here is thinner, warmer, and more sensitive to global warming. ...
Earth Sciences
Jul 12, 2024
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As the planet has warmed, scientists have long been concerned about the potential for harmful greenhouse gases to seep out of thawing Arctic permafrost. Recent estimates suggest that by 2100 the amount of carbon dioxide and ...
Ecology
May 28, 2024
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86
Arctic riverbanks are typically resilient, thanks to the power of permafrost. This permanently frozen soil locks in sediment, leading to low erosion rates. But as Arctic river water warms due to climate change, some researchers ...
Earth Sciences
Apr 25, 2024
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The Arctic region is being actively developed by humans, but it negatively affects the environment. The fact is that Arctic soils, which contain little organic matter, are susceptible to the toxic effects of hydrocarbons ...
Cell & Microbiology
Feb 8, 2024
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6
Permafrost (from "permanent" and "frost") is ground that continuously remains at or below 0° C for at least two consecutive years. Around 15% of the land surface in the Northern Hemisphere is underlain by permafrost, which ...
Earth Sciences
Feb 7, 2024
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A research team from the Petroleum Center at Skoltech and other institutions continues a series of studies exploring bottom sediments and subsea permafrost in the Arctic.
Earth Sciences
Sep 20, 2023
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1
A Florida State University scientist has helped uncover through a multidecadal study how changing water chemistry in Arctic rivers could impact the entire planet.
Earth Sciences
Aug 22, 2023
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