Scientists discovered 6-million-year-old ice in Antarctica, offering the oldest direct record of Earth’s ancient atmosphere ...
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6 million-year-old ice discovered in Antarctica shatters records — and there's ancient air trapped inside
Researchers have found 6 million-year-old ice in the Allan Hills region of Antarctica and say the oldest-of-its-kind sample offers an unprecedented view into Earth's ancient climate.
But its rapid retreat — the fastest ever recorded for a glacier tethered to the ground — may be a preview of what is possible for the continent’s other, much larger glaciers. If some of those ...
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