According to an article published by United States Geological Survey scientist Larry Mastin in the latest edition of Geochemistry, Geophysics, Geosystems, an eruption of the supervolcano beneath Yellowstone National Park would blanket much of the United States in a meter of ash.

Mastin and his colleagues used computer modeling to determine the effects of the kind of ash cloud — known as an “umbrella” — the supervolcano would produce. A supereruption would eject 240 cubic miles of material into the atmosphere, which would not only shut down electronic communication and render air travel impossible, it would immediately and dramatically alter climate across the continent. [Read more]

http://wp.me/p4sUqu-B5 – Michael’s Blog

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