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Published online 23 August 2002 | Nature | doi:10.1038/news020819-9
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Next ice age on ice?
Another big freeze might never happen.
Mankind could lock the world into an irreversible greenhouse effect, banishing future ice ages, warn two Belgian scientists. Global warming caused by emissions of carbon dioxide and other gases could tip the Earth into a completely new climate state in which cycles of freezing and thawing are switched off, they suggest1.
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