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In response to
"Yellowstone National Park sits atop a subterranean chamber of molten rock and gasses so vast that the region is arguably one of the largest active "
by
mara
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and the last eruption there was 600,000 years ago, and scientist estimate that it erupts, on average, every 600,000 years... -- nm
Posted by
znufrii
Dec 16 '09, 11:40
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(No message)
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Responses:
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