Polar ice sheets are synchronized swimmers | Science News

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Polar ice sheets are synchronized swimmers

Glaciers in the Northern and Southern Hemispheres advance and retreat together

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2:32pm, December 1, 2011

When the last ice age was coming to a close about 19,000 years ago, the ice sheets that cover Antarctica began to shrink to their current sizes at about the same time as those in the Arctic, a new study finds.

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