Ancient super-eruptions in Yellowstone Hotspot track 'significantly larger' than expected: 12 giant eruptions around the Snake River Plain in the United States between 8 and 12 million years ago -- ScienceDaily

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Ancient super-eruptions in Yellowstone Hotspot track 'significantly larger' than expected: 12 giant eruptions around the Snake River Plain in the United States between 8 and 12 million years ago -- ScienceDaily