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File:Arctic ice Sep 1984 - Sep 2016 vid.png

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Via Walt Meier NASA - National Snow & Ice Data Center

Time-lapse of the disappearing Arctic polar ice cap



Walt Meier explains that whiter ice is older and thicker ice, which clearly diminishes over the course of the video.

One Reddit commenter described its slow but sure progress as “the slowly withering heartbeat of a dying man.”

The difference is the most shocking in this final image, which compares 1984 and 2016 ice cover side by side.



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