Alaska Volcano Observatory
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Alaska Volcano Observatory — The Alaska Volcano Observatory (AVO) is a joint program of the United States Geological Survey, the Geophysical Institute of the University of Alaska Fairbanks, and the Alaska Division of Geological and Geophysical Surveys (ADGGS). AVO was formed … Wikipedia
volcano — ALASKA VOLCANO OBSERVATORY GLOSSARY A vent in the surface of the Earth through which magma and associated gases and ash erupt; also, the form or structure (usually conical) that is produced by the ejected material. GLOSSARY OF VOLCANIC TERMS A… … Glossary of volcanic terms
Volcano warning schemes — USGS Volcano Warning Scheme for the United States The United States Geological Survey (USGS) has adopted a common system nationwide for characterizing the level of unrest and eruptive activity at volcanoes. The new volcano alert level system is… … Wikipedia
Volcano — This article is about the geological feature. For other uses, see Volcano (disambiguation) … Wikipedia
Volcano House — Old Volcano House No. 42 U.S. National Register of Historic Places … Wikipedia
shield volcano — ALASKA VOLCANO OBSERVATORY GLOSSARY A gently sloping volcano in the shape of a flattened dome and built almost exclusively of lava flows. GLOSSARY OF VOLCANIC TERMS A broad, low relief volcano constructed by flows of relatively fluid lava (e.g.… … Glossary of volcanic terms
mud volcano — ALASKA VOLCANO OBSERVATORY GLOSSARY A mud volcano is a small volcano shaped cone of mud and clay, usually less than 1 2 m tall. These small mud volcanoes are built by a mixture of hot water and fine sediment (mud and clay) that either (1) pours… … Glossary of volcanic terms
central volcano — ALASKA VOLCANO OBSERVATORY GLOSSARY A volcano constructed by the ejection of debris and lava flows from a central point, forming a more or less symmetrical volcano … Glossary of volcanic terms
Mount Cleveland (Alaska) — Mount Cleveland The nearly symmetrical face of Mount Cleveland, 1994 Elevation 1,730 m (5,676 ft) … Wikipedia
Augustine Volcano — Augustine Volcano, 1976 Elevation 4,134 ft (1,260 m) … Wikipedia
Makushin Volcano — Makushin Volcano … Wikipedia
