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Topic: yellowstone supervolcano

(Getty/Jagoush)

What a supervolcano says about us

Charlie May
(Robert B. Smith and Lee J. Siegel)

Yellowstone's huge magma store

Lindsay Abrams
The Laki Crater in Iceland. (<a href='http://www.shutterstock.com/gallery-364483p1.html'>Rudolf Tepfenhart</a> via <a href='http://www.shutterstock.com/'>Shutterstock</a>)

Europe's lost volcano disaster

Lindsay Abrams
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