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Relative size of eruptions from Yellowstone, WY; Long Valley, CA; N...

1905 (approx.)

Detailed Description

Relative size of eruptions from Yellowstone, WY; Long Valley, CA; Novarupta, AK; Mount St. Helens, WA, and other large volcanic events.

Sources/Usage

Public Domain.

Adapted from Fierstein, 2012, National Park Service