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Contact: Katherine Gombay
McGill University

Exposed Former Lake Bottom

Caption: As Twelvemile Lake recedes willow shrubs have planted themselves, permitting the soil beneath them to develop new permafrost. But researchers believe that this new permafrost will not last beyond the end of this century.

Credit: Martin Briggs, US Geological Survey

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Related news release: New permafrost is forming around shrinking Arctic lakes, but will it last?

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