Read also First Russian meteorite expedition bound for Antarctica "The expedition’s original purpose was to identify the oldest permafrost sample on Earth," Rivkina said. The experiment has been ...

“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 ...

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 ...

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 ...

The Arctic permafrost thaw is hazardous to the livelihood, safety, health, food security, and the infrastructure of communities living in Arctic regions, an international group of scientists have ...

Permafrost is like Earth's ancient freezer, stretching over vast regions, mainly near the North and South Poles. It holds ...

Many peatlands have been frozen over thousands of years in permafrost with "nearly 20% of the permafrost areas, store[ing] nearly 50% of soil carbon of the permafrost ecosystem, equal to nearly 10 ...