20 of the most vulnerable hot spots were home to permafrost, which is rapidly thawing around the Arctic, with others being boreal forests. Map of areas that experienced ecosystem climate stress in ...

The vast frozen terrain of Arctic permafrost thawed several times in North America within the past 1 million years when the world's climate was not much warmer than today, researchers from the United ...

but the festive map is also one of the key elements of this year's winter event. Here's everything that's been added to the Permafrost event and how to access the limited-time content. Perhaps the ...

The vast frozen terrain of Arctic permafrost thawed several times in North America within the past 1 million years when the world's climate was not much warmer than today, researchers from the United ...