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Climate change

Rethinking the sea-ice tipping point


Summer sea-ice extent in the Arctic has decreased greatly during recent decades. Simulations of twenty-first-century climate suggest that the ice can recover from artificially imposed ice-free summer conditions within a couple of years.

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Figure 1: September sea-ice extent in the Arctic for 1979–2010.



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Correspondence to Mark C. Serreze.

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Serreze, M. Rethinking the sea-ice tipping point. Nature 471, 47–48 (2011).

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