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Published online 19 December 2001 | Nature | doi:10.1038/news011220-9
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Flickering sun switched climate
A solar slump may have chilled the Northern Hemisphere.
Theflickering sun may cause rapid climate change, according to a new comparison of climate records. A 200-year cold snap 10, 300 years ago seems to have coincided with a passing slump in the sun's activity1.
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