One year ago, the Hunga Tonga-Hunga Ha’apai volcano erupted, causing widespread destruction to the Pacific Island Nation of Tonga, spewing volcanic material up to 58…
Posts published in “Volcano”
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Basalt is a type of volcanic rock that is formed when lava with a high content of mafic minerals (such as pyroxene and olivine) cools…
New research has found that during times of rapid climate warming at the end of the last ice age, sediment cores from the North Pacific…
Landsat 9 Satellite image of Mount Semeru in Indonesia on December 4, 2022. Intense explosions at the summit sent avalanches of ash and mud racing…
Artist’s impression of an active mantle plume – a large blob of warm and buoyant rock – rising from deep inside Mars and pushing up…
NOAA-NASA Suomi NPP satellite Visible Infrared Imaging Radiometer Suite (VIIRS) images of Hawaii on October 29 and November 28, 2022. During Mauna Loa’s first eruption…
The Yellowstone Caldera, sometimes referred to as the Yellowstone Supervolcano, is a volcanic caldera and supervolcano in Yellowstone National Park in the Western United States.…
Don’t worry, an eruption is not imminent. Research reveals magma activity beneath Mount Edgecumbe. According to a recent study from the Alaska Volcano Observatory, magma…
An artist’s concept of active volcanos on Venus, depicting a subduction zone where the foreground crust plunges into the planet’s interior at the topographic trench.…
Monitoring the composition of magma gasses could help predict dangerous volcanic eruptions. Scientists want to take the knowledge from this discovery and build a 24/7…
An animation showing the calculated eruption altitude using data from three weather satellites. Credit: Simeon Schmauß / Japan Meteorological Agency / Korea Meteorological Administration /…
June 17 – November 8, 2021 Mount Terror might sound like a place to avoid. But this Antarctic volcano is not as terrifying as its…
A supervolcano is a volcano that has produced an eruption with a Volcanic Explosivity Index of 8, the highest recorded number on the index. While…
Home Reef erupts. September 14, 2022. (Click image for wider view.) Home Reef Erupts in the Southwest Pacific Ocean The underwater volcano has again created…
New Zealand’s Mount Ruapehu. September 23, 2021. A lake at the summit of the volcano provides the main clues to what is happening below. While…
Fagradalsfjall volcano in Iceland erupting at night. Recent discoveries from Iceland’s Fagradalsfjall eruptions alter what we know about how volcanoes work. Learning something that fundamentally…
Risk of a Catastrophic Volcano Eruption Is Startlingly High – And the World Is “Woefully Unprepared”
Risk of a Catastrophic Volcano Eruption Is Startlingly High – And the World Is “Woefully Unprepared”
Experts believe a magnitude seven volcano eruption would cause damages comparable to the pandemic. Experts say that the risk of a catastrophic eruption is “a…
This looping video shows an umbrella cloud generated by the underwater eruption of the Hunga Tonga-Hunga Ha’apai volcano on Jan. 15, 2022. The GOES-17 satellite…
Hunga Tonga-Hunga Ha‘apai erupts on January 15, 2022. Credit: NOAA and the National Environmental Satellite, Data, and Information Service (NESDIS) The eruption of Hunga Tonga-Hunga…
Microscope photograph of a lower arc crustal rock used in the study showing minerals of garnet (red) and clinopyroxene (green). Credit: Courtesy of the researchers…