News of the WeekGlobal Change

Who Pushed Whom Out of the Last Ice Age?

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Science  14 Mar 2003:
Vol. 299, Issue 5613, pp. 1645
DOI: 10.1126/science.299.5613.1645

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Summary

On page 1709 of this issue, researchers suggest that 14,700 years ago, a pulse of meltwater from Antarctica into the Southern Ocean influenced events 10,000 kilometers away, triggering the biggest climate shift of the past 25,000 years. But some say the evidence isn't yet strong enough to topple the north from its climatic dominance.