Inside USGS No. 1, Robert Christiansen, Yellowstone
http://gallery.usgs.gov/videos/845 USGS emeritus geologist Robert Christiansen describes his career working on Yellowstone geology from the 1960's through 2014. Bob's work along with his USGS colleagues revealed the details of Yellowstone's explosive volcanic past including mapping and dating of past super eruptions 2.1 million years ago, 1.3 million years ago and 640,000 years ago.

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Inside USGS, No. 2, Patrick Muffler, Yellowstone

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May 18, 1980 Mount St. Helens Eruption: Stories from USGS Scientists

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The Yellowstone Volcano Observatory: Overview, Monitoring, Hazards, and Noteworthy Results

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Inside USGS, No. 5, Kenneth Pierce, Pleistocene Glaciations of the Greater Yellowstone Area

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Eyes on Earth Episode 137 – Landsat Takes Yellowstone’s Temperature

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Monthly update of activity at Yellowstone Volcano for March 2022

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Inside USGS, No. 6, Ken Pierce, Heavy Breathing of the Yellowstone Caldera

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Yellowstone Volcano Observatory Scientists Host Facebook Live Event

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The New Norris Hot Spring (Yellowstone Monthly Update - March 2026)

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Old Faithful doesn't always empty (Yellowstone Volcano Update — June 2023)

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The story of Yellowstone's ups and downs

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Top 5 Yellowstone geologic stories of 2025 (Yellowstone monthly update - January 2026)

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Mount St. Helens: May 18, 1980

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USGS Scientist Talks About Lava Lake in Halema‘uma‘u Crater

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Top visitor questions about Yellowstone's thermal areas (Yellowstone Monthly Update - June 2026)

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Yellowstone Volcano Observatory Monthly Update: August 1, 2019

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Kīlauea Summit Eruption — Lava Returns to Halemaʻumaʻu

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Emergency Fix at a Yellowstone Monitoring Site (Yellowstone Monthly Update - October 2025)

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