Why the Yellowstone Supervolcano Could Be Huge
5.4 میلیون بار بازدید -
9 سال پیش
-
One of the world's largest
One of the world's largest supervolcanoes erupted 2.1 million years ago in Yellowstone, and then twice more there at intervals of roughly 660,000 years. Are we due for another one soon?
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From: YELLOWSTONE SUPERVOLCANO
http://bit.ly/1GmIMF3
Watch the Full Episode with your FREE trial for Smithsonian Channel Plus by signing up today at https://watch.smithsonianchannel.com/
From: YELLOWSTONE SUPERVOLCANO
http://bit.ly/1GmIMF3
9 سال پیش
در تاریخ 1394/03/14 منتشر شده
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