Yellowstone Earthquakes Reveal Gigantic Volcanic System

April 24, 2015 7:07 PM

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Seismologists have discovered a massive magma reservoir beneath the Yellowstone supervolcano in Wyoming, U.S., which suggests its volcanic system could be more than four times larger than was previously thought.

Although it was already known that Yellowstone had one magma reservoir, located about three to 10 miles below the surface, the new study, published in Science, has revealed another, much larger reservoir sitting directly below the first, located around 12 to 30 miles below the surface. This reservoi...

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