A rare hydrothermal explosion in Yellowstone!

It wasn’t a big one, but it was photographed-

Moreover, it happened right in front of a group of geologists. In the history of the Park there have been several other small explosions, but in the past some of these have been large explosive events.

Geology group treated to rare pool explosion. By Angus M. Thuermer Jr., Jackson Hole Daily






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Ralph Maughan