Arctic temperatures spiked 36 degrees Fahrenheit, or 20 Celsius, above normal. By the end of the month, sea ice was at its ...

"This is really a new and different Arctic." Scientists issue warning about the Arctic with massive implications for the ...

“We're in that period of time now,” she said, “where the changes are so erratic and so extreme, there's a good chance your sites will either be burned, actively on fire or flooded because the ...

The pipeline will be buried in a trench, mostly in permafrost.' And we looked at each other in sort of a manner of disbelief." — Art Lachenbruch, U.S. Geological Survey Art Lachenbruch was a ...

Permafrost — the permanently frozen ground that underlies much of the Arctic land surface — is thawing in many parts of the Arctic. [1] As permafrost thaws, it releases the powerful greenhouse gas ...

As permafrost laced with buried ice thaws, the ground collapses, forming craters or lakes. This story appears in the September 2019 issue of National Geographic magazine. Sergey Zimov, right ...

By documenting Alaska's lakes and ponds in unprecedented detail, Levenson and colleagues show where and how water bodies can signal underlying permafrost thaw, providing a step toward a ...

As warming conditions create new operating pathways in the Arctic and military training increasingly emphasizes proficiency in the cold, the Army Corps of Engineers’ Engineer Research and ...

The thawing of permafrost — a jumble of soil ... Many of these changes are considered “relatively irreversible,” Moon said. There’s another threat, too. Scientists’ ability to keep ...