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EarthWord–Vog

EarthWord–Vog

Just like smog and fog, this EarthWord is not what you want to see while driving...

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Volcano Watch — HVO's website makeover is more than skin deep

Volcano Watch — HVO's website makeover is more than skin deep

A new structure allows for a more efficient and consistent website, with simplified maintenance that leads to fewer broken links.

 

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EarthWord–Phreatic Eruption

EarthWord–Phreatic Eruption

This EarthWord is straight up steampunk...

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EarthWord–Lahar

EarthWord–Lahar

Which sounds more dangerous, lava or mud? The answer may surprise you...

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EarthWord–Hazard

EarthWord–Hazard

It’s not just something you run into on a golf course-it’s this week’s EarthWord!

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Volcano Watch — A geologist remembers the Mount St. Helens eruption 37 years ago

Volcano Watch — A geologist remembers the Mount St. Helens eruption 37 years ago

This week's Volcano Watch was written by USGS Hawaiian Volcano Observatory geologist Don Swanson, who worked on Mount St. Helens before and after the...

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The Complex Dynamics of Geyser Eruptions

The Complex Dynamics of Geyser Eruptions

Despite two centuries of scientific study, basic questions persist about geysers—why do they exist? What determines their behavior?

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Photo and Video Chronology - Mauna Loa - May 9, 2017

Photo and Video Chronology - Mauna Loa - May 9, 2017

USGS scientists hiked to the summit of Mauna Loa, where they checked on HVO's monitoring instruments and realigned an antenna that allows webcam...

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Photo and Video Chronology - Kīlauea - May 7, 2017

Photo and Video Chronology - Kīlauea - May 7, 2017

Lava delta at Kamokuna ocean entry is rebuilding

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Photo and Video Chronology - Kīlauea - May 4, 2017

Photo and Video Chronology - Kīlauea - May 4, 2017

Kamokuna lava delta: collapse on May 3 and how it looked today

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Volcano Watch — HVO transforms stacks of paper earthquake records into digital squiggles

Volcano Watch — HVO transforms stacks of paper earthquake records into digital squiggles

With funding from USGS data rescue initiatives, HVO scanned seismograms from a number of significant earthquakes and seismic sequences. Since last...

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May is Volcano Preparedness Month in Washington State

May is Volcano Preparedness Month in Washington State

May is Volcano Preparedness Month in Washington, providing residents an opportunity to become more familiar with volcano hazards in their communities...

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