At Eielson Air Force Base, military engineers must contend with a problem lurking beneath the ground: permafrost thaw. At Eielson Air Force Base, military engineers must contend with a problem lurking ...

When permafrost thaws, water can flow more quickly through the ground, creating a complex subsurface flow system. Researchers at the Barrow Environmental Observatory in Alaska gained insight into this ...

“Our climate trajectory is likely going to make talik formation an important driver of permafrost degradation in the discontinuous permafrost zone and eventually, as temperatures continue to warm, in ...

The frozen soil in Alaska known as permafrost is gradually thawing in many areas because the Arctic region is “warming at a pace three to four times faster than the rest of Earth,” said Bob Bolton, ...

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. More areas of ...