New NASA Satellite Maps Show Human Fingerprint on Global Air Quality via NASA https://t.co/SkaA60iweV

New NASA Satellite Maps Show Human Fingerprint on Global Air Quality via NASA https://t.co/SkaA60iweV

— John Prieto (@prietoj) December 14, 2015

from Twitter https://twitter.com/prietoj

December 14, 2015 at 12:52PM
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