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Volcanic features
Features formed from those igneous rocks that have reached or nearly reached the Earth's surface before solidifying. [Adapted from Glossary of Geology, 4th ed.]
Alexandria Digital Library Feature Type Thesaurus
Subtopics:
Volcanoes (35 items)
Results 1 - 10 of 37 listed by similarity [list alphabetically]
Volcano Hazards Program [New Window]
Homepage for USGS Volcano Hazards Program with feature stories, and links to worldwide volcano updates, volcanic hazards, reducing volcanic risk, USGS international programs, and resources such as educator's page, videos, and online reports.
Geologic history of Long Valley Caldera and the Mono-Inyo Craters volcanic chain, California [New Window]
Summarizes the geologic and volcanic activity of the Long Valley Caldera and Mono-Inyo Craters volcanic chain in east central California.
Monitoring data of the Long Valley caldera and Mono-Inyo Craters volcanic chain, California [New Window]
Describes the monitoring effort and provides real-time data of the current restless activity of the caldera, including earthquakes, ground deformation, and release of volcanic gas and plus link to volcano monitoring techniques.
Devils Postpile National Park geologic story [New Window]
Site has links to Devils Postpile's geologic history, rocks and minerals, geologic time, geologic maps.
Potential hazards from future volcanic eruptions in the Long Valley -- Mono Lake Area, California [New Window]
An introduction to the volcano hazards in the Long Valley area based on the past geologic history of the Long Valley Caldera and the Mono-Inyo Craters volcanic chain.
This dynamic planet: World map of volcanoes, earthquakes, impact craters, and plate tectonics [New Window]
Online world map with booklet (PDF format) giving an account of plate tectonics, volcanology, earthquake activity, and impact craters.
Volcano and hydrologic hazards, features, and terminology [New Window]
Links to explanations of volcanic hazards and features and to a glossary of volcano terminology.
1915: Lassen's most recent eruption [New Window]
Summary of the most recent eruption of Lassen Peak, Cascades (1914-1917)
Alaska Volcano Observatory [New Window]
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.
Carbon dioxide and helium discharge from Mammoth Mountain, Long Valley caldera, California [New Window]
An explanation of toxic carbon dioxide emissions at Mammoth Mountain in Long Valley caldera, and a description of magmatic helium discharge at the Mammoth Mountain fumarole with photos, maps, and links to other studies.
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