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Published online 29 March 2001 | Nature | doi:10.1038/news010329-13
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Global climate: no change
South America's oldest trees give up the ghost of climate past.
They've been dead for over 50,000 years, but South America's longest-living trees still have a few tales to tell. A new study of the growth rings of partially fossilized trees in southern Chile hints that the global climate before the last ice age was rather like today's1.
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