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Published online 8 November 2006 | Nature | doi:10.1038/news061106-11
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Climate warming 'seesaws' between the poles
Antarctic ice-drilling reveals linked cycle of warming and cooling.
Researchers trying to understand sudden, seesawing changes in the Arctic's prehistoric climate have found some answers in an unusual place: buried in the Antarctic ice, half a world away. Their work could help to predict the future consequences of sudden polar warming.
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