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The YVO 2023 Annual Report has hit the streets!

The YVO 2023 Annual Report has hit the streets!

Want to know the number and pattern of earthquakes that occurred in the Yellowstone region in 2023?  Or what interesting new geyser activity took...

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Going, going, argon! Determining volcanic eruption ages with argon geochronology

Going, going, argon! Determining volcanic eruption ages with argon geochronology

Argon dating is a powerful tool for determining when volcanoes erupted in the past. This technique works on a multitude of volcanic materials—from...

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McDermitt caldera: An early caldera of the Yellowstone hotspot track

McDermitt caldera: An early caldera of the Yellowstone hotspot track

Yellowstone caldera is the most recent in a series of volcanic structures that stretches across the Snake River Plain of Idaho and into northern...

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Using radioactive radium to better understand Yellowstone’s hydrothermal system

Using radioactive radium to better understand Yellowstone’s hydrothermal system

You may have heard of radium in connection to French scientists Marie and Pierre Curie, or because it is in an environmental hazard. But what is it...

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Is Yellowstone overrated? As a disaster movie subject, maybe…

Is Yellowstone overrated? As a disaster movie subject, maybe…

Many people regard Yellowstone as an exceptional place that merits only positive superlatives. But in much of the broadcast, streaming, and popular...

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Gas emissions and temperatures measured at the new Tern Lake thermal area

Gas emissions and temperatures measured at the new Tern Lake thermal area

A team of scientists visited the new thermal area near Tern Lake to sample gases and measure temperatures.  The results of their work provide a...

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Unpacking the legacy of water chemistry research in Yellowstone National Park, 1883–present

Unpacking the legacy of water chemistry research in Yellowstone National Park, 1883–present

The record of water chemistry data in Yellowstone predates the development of the pH (acidity) scale!  These data are a testament to numerous...

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Changes since 2018—Kīlauea summit caldera collapse and refilling

Changes since 2018—Kīlauea summit caldera collapse and refilling

In 2018, a large eruption from the lower East Rift Zone of Kīlauea partially drained the summit magma reservoir, which caused portions of the...

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Thermal infrared remote sensing at Yellowstone 301: Thermal metrics

Thermal infrared remote sensing at Yellowstone 301: Thermal metrics

Is Yellowstone heating up, or cooling down?  How much heat is radiating away from the surface in Yellowstone’s thermal areas, and how does it change...

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Hydrothermal deposits record climate changes in Yellowstone

Hydrothermal deposits record climate changes in Yellowstone

Have you ever wondered if Yellowstone’s hydrothermal system is affected by the amount of precipitation or the annual temperature? It turns out that...

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Monument Geyser Basin: a unique vapor-dominated thermal area in Yellowstone National Park

Monument Geyser Basin: a unique vapor-dominated thermal area in Yellowstone National Park

Just south of Norris Geyser Basin is a little-visited thermal area called Monument Geyser Basin. The “monuments” there are unique in Yellowstone’s...

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A beginner's guide to dating (rocks)

A beginner's guide to dating (rocks)

Geologists study the rock record to understand how our world came to be and to try to determine what geologic events might occur in the future. The...

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