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Volcano Watch — The 1859 eruption of Mauna Loa and its human impact

Volcano Watch — The 1859 eruption of Mauna Loa and its human impact

The 1859 eruption of Mauna Loa began in the evening of January 23. Following a brief summit eruption, an outbreak occurred high on Mauna Loa's...

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Photo and Video Chronology - Kīlauea - January 15, 2002

Photo and Video Chronology - Kīlauea - January 15, 2002

Western part of Kamoamoa bench

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Photo and Video Chronology - Kīlauea - October 24, 2002

Photo and Video Chronology - Kīlauea - October 24, 2002

Western part of Kamoamoa bench
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Photo and Video Chronology - Kīlauea - January 11, 2002

Photo and Video Chronology - Kīlauea - January 11, 2002

A week's growth at the Kamoamoa bench and at a hornito
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Volcano Watch — New Year - New Volcano Watcher

Volcano Watch — New Year - New Volcano Watcher

At this new calendar year, we welcome to our staff at the U S Geological Survey's Hawaiian Volcano Observatory our newest volcano watcher, Dr. Peter...

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Photo and Video Chronology - Kīlauea - January 6, 2002

Photo and Video Chronology - Kīlauea - January 6, 2002

Growth of west side of Kamoamoa bench
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Photo and Video Chronology - Kīlauea - January 4, 2002

Photo and Video Chronology - Kīlauea - January 4, 2002

Views of south side of Pu`u `O`o, including Puka Nui
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Volcano Watch — Pu`u `O`o eruption is long but far from the longest

Volcano Watch — Pu`u `O`o eruption is long but far from the longest

It is hard to believe that the Pu`u `O`o eruption became 19 years old on January 3. 

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Volcano Watch — Community-based research team begins to examine vog's health effects

Volcano Watch — Community-based research team begins to examine vog's health effects

"When you can't breathe, nothing else matters." The motto of the American Lung Association resonates for many of us who live on the island of Hawai'i...

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Volcano Watch — The Hawaiian Volcano Observatory will be ninety years old in January

Volcano Watch — The Hawaiian Volcano Observatory will be ninety years old in January

Early next month, the Hawaiian Volcano Observatory (HVO) will commemorate the ninetieth anniversary of its founding. On January 17, 1912, Thomas A...

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Volcano Watch — A lua can be a fine place for a volcanologist

Volcano Watch — A lua can be a fine place for a volcanologist

The roadway into Hawai`i Volcanoes National Park is an obstacle course now, as construction is underway for the new entrance station. The new station...

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Volcano Watch — What happens when lava flows into the sea?

Volcano Watch — What happens when lava flows into the sea?

Lava from Kīlauea continues to flow into the sea at East Kupapa`u and Kamoamoa. The steam plumes that usually rise from these ocean-entry points do...

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