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The leading edge of the Snake River Plain–Yellowstone volcanic province: less than 5 million-year-old volcanism around Dubois, Wyoming

The leading edge of the Snake River Plain–Yellowstone volcanic province: less than 5 million-year-old volcanism around Dubois, Wyoming

Young volcanic rocks in Wyoming are not limited to the area in and immediately surrounding Yellowstone Caldera. Eruptions have also occurred in the...

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Yellowstone’s magmatic system over the past 631,000 years

Yellowstone’s magmatic system over the past 631,000 years

Magma reservoirs beneath large volcanic systems like Yellowstone are not simply large tanks of molten rock, but rather are dynamic mixes of melt and...

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Active, dormant, and extinct: Clarifying confusing classifications

Active, dormant, and extinct: Clarifying confusing classifications

What is the difference between an active volcano, a dormant volcano, and an extinct volcano?  It can be a confusing way to describe volcanic activity...

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How can a ground motion sensor improve a weather forecast?

How can a ground motion sensor improve a weather forecast?

Continuous GPS stations in Yellowstone National Park measure minute ground movements, aiding in monitoring the volcanic system. But by analyzing the...

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Volcanism in Yellowstone: The outstanding legacy of Bob Christiansen

Volcanism in Yellowstone: The outstanding legacy of Bob Christiansen

Today we celebrate the life and career of Robert Christiansen (1935-2022), the first Scientist-in-Charge of the Yellowstone Volcano Observatory, a...

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Let’s Go on a Volcano Safari!

Let’s Go on a Volcano Safari!

Did you know that Africa is home to more than 100 active volcanoes, including one with a lava lake that produces some of the most fluid lava flows on...

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The Melting Roads of Yellowstone National Park

The Melting Roads of Yellowstone National Park

Perhaps you’ve heard the legend of the melting roads in Yellowstone National Park.  The rumor is based in truth but, as you might expect, badly...

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Water Released from Crystallizing Magma can Trigger Earthquakes in Yellowstone

Water Released from Crystallizing Magma can Trigger Earthquakes in Yellowstone

Many people assume that earthquakes at Yellowstone are due to magma and the region “heating up.” It turns out that most Yellowstone seismicity is...

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Thermal Infrared Remote Sensing at Yellowstone 101

Thermal Infrared Remote Sensing at Yellowstone 101

Thermal infrared images tell us how much thermal energy is being emitted from the Earth’s surface.  But how does this work, and how are these images...

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Humble yet significant: A case study of youthful faults on Yellowstone’s fringe

Humble yet significant: A case study of youthful faults on Yellowstone’s fringe

Surficial geologic mapping by the Wyoming State Geological Survey (WSGS) has shed light on geologically young faults in the Jackson Lake area, just...

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Mapping Mayhem: How to solve a Yellowstone puzzle with unknown pieces

Mapping Mayhem: How to solve a Yellowstone puzzle with unknown pieces

What goes into making a geologic map?  Follow along as geologists investigate a perplexing incongruity in adjoining geologic maps in the north part of...

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The mineral fingerprints of hydrothermal explosions from Yellowstone Lake

The mineral fingerprints of hydrothermal explosions from Yellowstone Lake

Sediment cores show that Yellowstone Lake has been a site of repeated hydrothermal explosions over the last 13,000 years. Clues hidden in that...

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