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tundra

melting permafrost

EarthTalk

How Is Melting Permafrost Affecting Arctic Communities?

Sam Heller Arctic, melt, melting, permafrost, tundra

In the Arctic, a great change is taking place. Permafrost, which covers around 25 percent of exposed land in the Northern Hemisphere, is melting.

Permafrost terraces

EarthTalk

Is Our Tundra In Trouble?

Thomas Brunt Arctic, climate change, global warming, permafrost, tundra

Rising global temperatures mean that the abundance of permafrost is decreasing at unprecedented levels.

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