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Windows Into the Earth: The Geologic Story of Yellowstone and Grand Teton National Parks
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by
Robert Baer Smith, Lee J Siegel
Millions of years ago, the North American continent was dragged over the world's largest continental hotspot (a hug column of molten rock rising from the earth's interior), tracing a 5 mile wide, 500 mile long path northeastward across Idaho and generating huge volcanic eruptions and earthquakes. The hotspot lifted the Yellowstone Plateau to more ...
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