First Compilation of Tropical Ice Cores Shows Abrupt Global Climate Shift

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The locations of ice cores and evidence for abrupt climate change approximately 5000 years ago discussed in the research are shown along with areas of large-scale ice retreat. Courtesy of Lonnie Thompson Ohio State University
The locations of ice cores and evidence for abrupt climate change approximately 5,000 years ago discussed in the research are shown, along with areas of large-scale ice retreat. Courtesy of Lonnie Thompson, Ohio State University
For the first time, glaciologists have combined and compared sets of ancient climate records trapped in ice cores from the South American Andes and the Asian Himalayas to paint a picture of how climate has changed – and is still changing – in the tropics.


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