The Return of the Polar Vortex Is Actually a Good Thing – Wired Science

February 28, 2014

The Return of the Polar Vortex Is Actually a Good Thing: Great #Image of Artic Cold #Weather dipping into N America
http://www.wired.com/wiredscience/2014/02/noaa-polar-vortex

This entry was posted on February 28, 2014 at 1:45 am and is filed under InterestingImages, PopSci.

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