Supervolcano plume sized up

Publication: msnbc.com   Date: April 11, 2011   View Article

The volcanic plume beneath Yellowstone is larger than previously thought, according to a new study that measured the electrical conductivity of the hot and partly molten rock.

The findings say nothing about the chances of another cataclysmic eruption at Yellowstone, but they give scientists another view of the vast and deep reservoir that feeds such eruptions.

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