At the Vostok station in Antarctica, scientists are obtaining ice core samples down to ice depths exceeding 3600 m. (Courtesy Claude Lorius, LLGE)

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April 1, 1999 / Volume 33, Issue 7 / p. 161 A
Copyright © 1999 American Chemical Society

At the Vostok station in Antarctica, scientists are obtaining ice core samples down to ice depths exceeding 3600 m. (Courtesy Claude Lorius, LLGE)

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