Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week’s contribution is from Margery Price, physical science technician with the Yellowstone National Park Geology Program.

When recreating or working in Yellowstone National Park, it’s not uncommon to stumble across a team of National Park Service (NPS) geologists in distinctive red safety vests. These folks are part of Yellowstone’s Geology Program: a specially trained team dedicated to protecting, remediating, and studying Yellowstone’s incredible geology and hydrothermal features. No two weeks are the same for the Geology Program team. Let’s walk through some of the responsibilities of this unique NPS working unit.

One of the Geology team’s most import

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