Fire hastens permafrost collapse in Arctic Alaska

December 9, 2021 5:42 pm


While climate change is the primary driver of permafrost degradation in Arctic Alaska, a new analysis of 70 years of data reveals that tundra fires are accelerating that decline, contributing disproportionately to a phenomenon known as ‘thermokarst,’ the abrupt collapse of ice-rich permafrost as a result of thawing.

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