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What is “normal” earthquake activity in Yellowstone?

A long history of seismic monitoring in the Yellowstone region helps seismologists understand what is normal in terms of earthquake activity. And also...

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Irving Friedman: Pioneer on the global water cycle, Yellowstone’s magma-hydrothermal system, and more

Irving Friedman (1920-2005) of the U.S. Geological Survey (USGS) was an innovative scientist who impacted many research fields. He is best known for...

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How much CO2 does Yellowstone emit?

Assessing carbon dioxide (CO2) emissions at Yellowstone is a challenging task, but careful measurements reveal that the region collectively emits as...

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Seasonal ground motion in Yellowstone

Ground deformation measurements are an important volcano and earthquake monitoring tool in Yellowstone. But they also detect changes unrelated to...

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A new monitoring site to track hydrothermal activity in Norris Geyser Basin

In summer 2023, YVO scientists established a new monitoring station in Norris Geyser Basin.  The site is the first of its kind in Yellowstone and will...

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Erupting Bore Holes! The Thrills and Chills of 1967–1968 Yellowstone Research Drilling

You can learn a lot about the geological conditions of a region through scientific drilling. And that’s exactly what happened at Yellowstone in the...

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Caldera or crater…what’s the difference?

Is a caldera a landform or a type of volcano?  Turns out, it’s both.  Which can be a little confusing.

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The Yellowstone Volcano Observatory reviews 2023—the year that was!

Happy 2024! The start of the year means that it is time once again for our annual look back at geological activity and research that occurred in...

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Over a century of Yellowstone River streamflow measurements at Corwin Springs, MT

Measuring streamflow is critical for assessing the health and status of river systems. One of the longest continuous records of streamflow is just...

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The challenges of conducting scientific research in Bison Country

Yellowstone National Park is a tapestry of natural wonders, where geysers erupt in spectacular displays, serene lakes mirror the vast skies, and...

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How Yellowstone thermal features get their names

Naming thermal features in Yellowstone is now a careful and deliberate process with significant opportunities for public input, although it once was...

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The Big Buttes of the Eastern Snake River Plain

Big Southern Butte is one of the largest rhyolite domes in the world. Along with its neighboring siblings, it stands in sharp contrast to the sea of...

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