Alaskan peatlands expanded rapidly as ice age waned

Growth fueled by warm summers, cold winters

4:25pm, April 5, 2010

A rapid expansion of Alaskan peatlands at the end of the ice age was fueled by highly seasonal climate conditions, a new analysis suggests. The finding raises the possibility that future warming could decrease or reverse carbon storage in peatlands and thereby further aggravate climate change.

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