Thursday, August 28, 2008

Yellowstone's Ancient Supervolcano: Only Lukewarm?

The geysers of Yellowstone National Park owe their existence to the "Yellowstone hotspot"--a region of molten rock buried deep beneath Yellowstone, geologists have found. But how hot is this "hotspot," and what's causing it?

read more | digg story

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8-21-2026

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