Vents in the surface of the Earth through which magma and associated gases erupt; also, the forms or structures, usually conical, that are produced by the erupted material. [Glossary of Geology, 4th ed.]
Alexandria Digital Library Feature Type Thesaurus
Eruptions in the Cascade Range during the past 4,000 years [ More info] Chart showing 13 volcanoes on a map of Washington, Oregon, and northern California, along with time lines for each volcano showing the ages of their eruptions.
Eruptions of Lassen Peak, California, 1914 to 1917 [ More info] Summary of the most recent eruption of Lassen Peak, Cascades (1914-1917)
Eruptions of Mount St. Helens: past, present, future [ More info] Online booklet on the 1980 eruption of Mount St. Helens, past history, and future hazards.
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.
Hawaiian Volcano Observatory spotlight images archive [ More info] Images of Hawaiian volcanoes and the islands they've built in the past few million years, images of recent eruptions, and Hawaiian landscapes.
Kilauea - eruption update and image archive [ More info] Current Kilauea eruption activity, updated daily with recent photos, maps, and deformation information and links to video for broadband users, photo glossary, and image archive.
Kilauea - perhaps the world's most active volcano [ More info] Current activity, hazards, and history of eruptions of Kilauea Volcano.
Kilauea--an Explosive Volcano in Hawaii [ More info] Explains how explosive eruptions occur here, shows the history of its eruptions, and describes the effects and hazards that accompany them.
Mauna Loa -- history, hazards and risk of living with the world's largest volcano [ More info] Describes volcano-related hazards on the Island of Hawaii, including lava flows, explosive eruptions, volcanic smog, damaging earthquakes, and tsunamis.
Alphabetical Index of Topics
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