Microbes frozen in Alaska's permafrost for 40,000 years are stirring back to life as the ground thaws, revealing a hidden ...

Arctic rivers flowing through Alaska are increasingly turning orange as wildfires, thawing permafrost and other factors ...

A yearly checkup on the region documents a warmer, rainier Arctic and 200 Alaskan rivers “rusting” as melting tundra leaches ...

Permafrost and ice wedges have built up over millennia in the Arctic. When they thaw, they destabilize the surrounding landscape. Michael Robinson Chavez/The Washington Post via Getty Images Across ...

Permafrost thaw is expected to impose costs of $37 billion to $51 billion to Alaska roads and buildings through the middle of the century, according to a newly published study. The calculated toll, ...

USGS researchers have been consulting with Alaska Natives on the migration of wild berries to understand how climate change is affecting permafrost. They are now expanding those efforts. Federal ...

Wilson Twitchell's house is sinking. Twitchell and his wife, Bertha, are raising seven children in their small home in Kasigluk, a Yup'ik village of about 450 people in Southwest Alaska. These days, ...

New research from Alaska on how climate change affects things built on or in permafrost — like highways, buildings and underground pipes — shows this type of infrastructure will deteriorate faster ...

Learn about a new climate change program called Permafrost Pathways. A new program called Permafrost Pathways has a dual aim of measuring greenhouse gas emissions and supporting community adaptation ...

TELLER, Alaska – An unpaved highway runs north out of Nome, carving through more than 70 lonely miles of tundra before dead-ending at this Inupiaq village. Maintenance crews keep the route open during ...