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Wednesday, February 10, 2010

Photo: Yellowstone Is Rising on Swollen "Supervolcano"


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Grand Prismatic Spring is one of Yellowstone National Park's many hot springs and geysers fueled by underground thermal energy. A new study has found that Yellowstone is rising faster than has ever been measured before, due to an influx of magma several miles beneath the surface.

Photograph courtesy Robert B. Smith/Science