Watch this time-lapse video of the Great Lakes freezing over

March 14, 2014
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If you haven’t yet read our recent cover story on the ice breaking operations of the U.S. Coast Guard, we recommend you do so now, but also take a peek at this wild time-lapse video of the Great Lakes freezing over.

At one point this winter, the Great Lakes — which make up 1/5 of the world’s freshwater supply — were 88 percent covered in ice.

Brr.