Alaska, often referred to as the last frontier, is at the forefront of climate change, with regions experiencing dramatic ...

"The most climate-stressed regions all contained permafrost, which is vulnerable to thaw as temperatures rise," researcher Sue Natali said.

A bleak side-by-side image of the weather on opposite sides of the United States this week appears to show a stark shift in ...

New research reveals the Arctic is changing fast as permafrost regions are warming, forests are stressed, and flooding is ...