Six to 10 million years ago: Ice-free summers at the North Pole

Posted by on April 7, 2016 7:06 pm
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Categories: Science

A new window has been opened into the climate history of the Arctic Ocean. Using unique sediment samples from the Lomonosov Ridge, the researchers found that six to 10 million years ago the central Arctic was completely ice-free during summer and sea-surface temperature reached values of 4 to 9 degrees Celsius.

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