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Volcanic activity
Episodes during which gases, ash, and lava (molten rock) escape from vents in the earth's crust, accompanied by minor tremors.
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Volcano monitoring (15 items)
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Results 21 - 30 of 69 listed by similarity [list alphabetically]
Alaska Volcano Observatory [More info]
Homepage for Alaska Volcano Observatory (AVO) with offices in Anchorage and Fairbanks monitors and studies Alaska's hazardous volcanoes. Links to featured news, updates, publications and products, and a volcano atlas for Alaska.
PDF Alaska volcanoes guidebook for teachers [More info]
The lessons and activities in this guidebook are meant to supplement and enhance existing science content already being taught to Alaskan students in grade levels 6-12.
America's volcanic past - volcanic highlights and features [More info]
Links to volcanism, volcanic history, volcanic rocks, and general geology by state, by region, national parks and national monuments and a brief introduction to volcanism around the U.S. entitled: Windows into the past.
Cascades Volcano Observatory [More info]
Portal to information provided by the Cascades Volcano Observatory in Vancouver, WA with links to reports and activity in the Cascade Range and other volcanoes and multiple links to general information on volcanology, reports, research, and maps.
Cascades Volcano Observatory - Learn about volcanoes [More info]
Educational volcano site providing answers to frequently asked volcano questions with links to other general information on volcanoes and to information on specific volcanoes including the Cascade Range volcanoes.
Cascades Volcano Observatory educational outreach: Available videos [More info]
Description of videos on Mount St. Helens, Mount Rainier, and Mt. Hood, with information on obtaining copies.
Encounters of aircraft with volcanic ash clouds; A compilation of known incidents, 1953-2009 [More info]
Of 129 reported incidents, 94 are confirmed ash encounters, 79 of which entailed airframe or engine damage; 20 are low-severity events involving suspected ash or gas clouds; for 15 the data are insufficient to assess severity.
PDF Geologic hazards at volcanoes [More info]
Poster diagram showing the various hazards that accompany volcanic activity as they relate to the structure of the volcano.
Geologic history of Long Valley Caldera and the Mono-Inyo Craters volcanic chain, California [More info]
Summarizes the geologic and volcanic activity of the Long Valley Caldera and Mono-Inyo Craters volcanic chain in east central California.
Hawaiian Volcano Observatory [More info]
Hawaiian Volcano Observatory's latest news with links to information on Kilauea, Mauna Loa, and other volcanoes, earthquakes, volcanic hazards, photo archive, and general information about the center.
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