permafrost Archives - State of the Planet

Why Thawing Permafrost Matters

As the Arctic warms, the unfreezing of permafrost poses a threat to the planet.

by |January 11, 2018
When frozen land thaws, the loss of ice in the soil creates landscapes that can be easily eroded. “This study suggests that similar processes occurred during past warming events with important implications for the land-to-ocean permafrost carbon fluxes,” says lead author Tommaso Tesi. Illustration: Tesi, et al. 2016

When Permafrost Melts, What Happens to All That Stored Carbon?

A new study documents evidence of a massive release of carbon from Siberian permafrost as temperatures rose at the end of the last ice age.

by |December 2, 2016

How the Warming Arctic Affects Us All

The Arctic may seem remote, but the overall rate of global warming, our climate and weather, sea levels, and many ecosystems and species will be affected by the warming that is occurring there.

by |December 6, 2012