Yellowstone Supervolcano Eruptions More Frequent Than Thought?


Great Fountain Geyser in Yellowstone National Park.

Great Fountain Geyser, fueled by vast magma stores below Yellowstone National Park.

Photograph by Michael Melford, National Geographic

Richard A. Lovett

for National Geographic News

Published May 1, 2012

The supervolcano underlying much of Yellowstone National Park and beyond may erupt more frequently than thought, a new study says.

What’s more, Yellowstone’s “super eruptions” may be slightly less super than suspected—but still strong enough to destroy all of Yellowstone and more, researchers say.

Much of Yellowstone National Park—which covers parts of Idaho, Montana, and Wyoming—lies in a roughly 40-mile-wide (70-kilometer-wide) crater formed by the collapse of a massive volcanic cone during the area’s most recent super-eruption, some 640,000 years ago.

Read more here:

http://news.nationalgeographic.com/news/2012/05/120501-yellowstone-supervolcano-eruption-science-ellis/#

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