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Volcanoes and Volcanic Eruptions



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Volcanic Eruption
Types of Volcanic Eruptions: An article and photos by Jessica Ball.
Volcanic hazards
Volcanic Hazards: Learn about the many dangers of volcanoes.
Yellowstone Caldera
Yellowstone Supervolcano: Three USGS videos explain the history and eruptive activity of the Yellowstone supervolcano.
speed of magma
How Fast Does Magma Rise? Rates as fast as a meter per second!.
Lightning in Redoubt Volcano Ash Cloud
Redoubt Volcano Lightning: Photographs of lightning in the Redoubt Volcano ash cloud.
Redoubt Volcano Eruption
Redoubt Volcano: Photos from the 2009 eruption by USGS/AVO.
Kilauea eruption photos
USGS Photos: Kilauea Eruption! Photos of lava flows, ashfall and other eruption effects.
Igneous rocks
Igneous Rocks: Descriptions and photos of common rocks.
Novarupta
The Most Powerful Volcanic Eruption of the 20th Century! Novarupta's 1912 eruption was a case of mistaken identity.
Sarychev Volcano eruption
Spectacular Photo of Sarychev Volcano Eruption: An astronaut photo of the eruption plume punching through cloud cover.
If it is not grown, it is mined.
 
Newest
Volcano Monitoring Volcano Monitoring to protect the military, air traffic and shipping.
forecasting eruptions Forecasting Eruptions: Magma viscosity and earthquakes might be useful.
Deepest Volcano Deepest Volcano: Erupting 4000 feet below the Pacific's surface.
Rabaul Volcano Activity at Rabaul Volcano: Ash plume over Rabaul in late November 2009.
Toba supervolcano Impact of Toba: Evidence that the eruption of Toba deforested much of central India.
Galeras Galeras Volcano is Colombia's most active volcano. Article by Jessica Ball.
Kilauea Kilauea Eastern Rift Zone: A spectacular image of craters and lava flows.
El Misti Volcano El Misti Volcano: Satellite image of Misti and Arequipa in its impact zone.
Enormous volcanic eruption A Large Volcanic Eruption in 1809 Launched a Cold Decade
Volcanic disaster risk Reducing Risk from Volcanoes: How USAID provides crisis assistance.
Montserrat Volcano Soufriere Hills: A NASA photo shows evidence of many volcanic eruptions.
Supervolcano under Italy Supervolcano in Italy: A fossil supervolcano beneath the Italian Alps.
Ol Doinyo Lengai Volcano   Ol Doinyo Lengai: NASA satellite images show the impact of an eruption.
Tambora Volcano satellite image   Tambora: The caldera made by Earth's largest recorded eruption.
Kasatochi Volcano Kasatochi Eruption and Recolonization: Island life is recovering.
Undersea volcano Submarine Volcano: A study of the eruption, water chemistry and sea life.
Arenal Volcano Arenal Volcano: Learn about the geology, history & hazards from Jessica Ball.
Millennium Island Millennium Island: Coral reefs built atop of a submerged volcanic peak.
Manam volcano satellite imageManam Volcano: NASA captured this incredible image of Manam in June 2009.
Carbonatite lava flows at Oldoinyo Lengai Carbonatite Lava: Carbon dioxide-rich lavas that flow like motor oil.
Kilauea Lava Flows Kilauea Lava Flows: Images of the lava fields that flow into the Pacific Ocean.
How old are the Andes Mountains? How Old Are The Andes? New research shows older than thought before.
Oil is found first in the mind.
More!
Depth of magma formation Subduction Zone Magmas: Melting takes place from 60 km to 170 km below surface.
Chaiten information and pictures Chaitén: Geology, history and facts, about Chaitén by Jessica Ball.
Redoubt Volcano images and information Redoubt: Facts, history, geology, hazards and tectonic setting by Jessica Ball.
Stromboli volcano Stromboli: Facts, history, geology, and plate tectonics by Jessica Ball.
Redoubt Volcano Eruption Photos - 1989-1990 Redoubt Photos: USGS/AVO photos of the 1989-90 eruption.
Mount Etna pictures and information Etna: Facts, history, geology, hazards and tectonic setting by Jessica Ball.
Mount Vesuvius pictures and informationVesuvius: Facts, history, geology, hazards and tectonic setting by Jessica Ball.
Okmok Volcano Okmok Caldera: Summaries of activity from the July 2008 eruption..
Volcanic ash hazards Volcanic Ash Learn about volcanic ash and volcanic dust.

plate tectonics drawing Teaching Plate Tectonics: An easy-to-draw teaching method students enjoy.
Monitoring volcanoes from space Volcanoes From Space: Learn how NASA keeps an eye on remote volcanoes.
SP Crater SP Crater: Explore with Google maps and satellite images.
East Africa Rift East Africa Rift: Article by James Wood and Alex Guth, Michigan Technological University.
Redoubt Volcano ash plume Redoubt Ash Plume: The first explosions were documented by thermal imagery.
Fires in Nepal Chaiten Volcano NASA images document the eruption of Chaiten Volcano.
Karymsky Volcano Karymsky Volcano: NASA image showing a recent ashfall over a snow.
Shiveluch Volcano Shiveluch Volcano: Image of a plume and ashfall over snowy terrain.
East Africa Rift lava flows in Ethiopia East Africa Rift Lava Flows: NASA images of a probable fissure eruption.
The present is the key to the past.
 
Volcano News
New Lava Dome at Chaiten Volcano, Chile:  Earth Observatory has a new image of Chaiten...

GSA College Student Trip to Hawaii:  Here's your chance to participate in a professionally...

Lava Trails on Mars:  "Flowing lava can carve or build paths very...

El Salvador Landslides and Lahars:  "Although El Salvador's Volcán San Vicente has not...

Monitoring Volcanoes in the Northern Mariana Islands:  "U.S. Geological Survey and Southern Methodist University will...

Basaltic and Silicic Magma at Long Valley:  Beneath the Long Valley caldera in California, both...

DNA Evidence Links Caribou Migration and a Volcanic Eruption:  The White River tephra is an ashfall produced...

Impact of Eruption on Montserrat:  "A massive eruption of Montserrat's Soufrière Hills Volcano...

Klyuchevskaya and Shiveluch in Simultaneous Eruption:  A plume towered above the summit of Klyuchevskaya...

Japan: Sakurajima Volcano Activity Increases:  Sakurajima volcano in southern Japan erupted more than...

Today's news

Solar System
Geysers on Enceladus Geysers on Enceladus: Cassini's mission to sample geysers.
Volcanoes of the solar system Solar System Volcanoes: Activity on other planets and their moons.
Pictures of Mercury from MESSENGER Spacecraft Pictures of Mercury: Geology on Messenger images..
Highest and Lowest Points on Mars Olympus Mons: The highest point on Mars and largest solar system volcano.

Geology underlies it all.
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