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Published online 16 January 2002 | Nature | doi:10.1038/news020114-4
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Noise breaks ice
Natural randomness punctuated past ice ages with warm spells.
Natural randomness in the world's climate system may have caused the frequent, fast and fleeting returns to warm conditions during past ice ages, say two scientists working in Germany1.
Andrey Ganopolski and Stefan Rahmstorf at the Potsdam Institute for Climate Impact Research think that the flickering character of ice-age climate is a signature of stochastic resonance.
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