Scientists scramble to harvest ice cores as glaciers melt
Glaciers hold a wealth of data — but researchers can't always preserve it before it melts away.
September 13, 2021
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Scientists are racing to collect ice cores — along with long-frozen records they hold of climate cycles — as global warming melts glaciers and ice sheets. Some say they are running out of time. And, in some cases, it’s already too late.
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