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volcano

thumb|upright=1.35|Augustine Volcano (Alaska) during its eruptive phase on January 24, 2006

AI overview

A volcano is an opening in the Earth's surface through which molten rock, ash, and gases are expelled during an eruption. Volcanoes matter because their eruptions can significantly impact the surrounding landscape, atmosphere, and human populations living nearby.

AI-generated from the Wikipedia summary — may contain errors.

Described at

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Wikidata facts

Image: Erupción en el volcán Sabancaya, Perú.jpg

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Unicode character: 🌋
equivalent class: schema.org/Volcano
OpenStreetMap tag: natural=volcano
Commons category: Volcanoes
Commons gallery: Volcano
described at URL: neal.fun/earth-reviews/volcanoes
exact match: purl.obolibrary.org/obo/ENVO_00000247

Sources (8)

via Wikidata · CC0

~53 min read

Article

43 sections

Contents

Etymology and terminology
Plate tectonics
Divergent plate boundaries
Convergent plate boundaries
Hotspots
Continental rifting
Volcanic features
Fissure vents
Shield volcanoes
Lava domes
Cryptodomes
Cinder cones
Stratovolcanoes (composite volcanoes)
Supervolcanoes
Caldera volcanoes
Submarine volcanoes
Subglacial volcanoes
Hydrothermal features
Mud volcanoes
Fumarole
Geysers
Erupted material
Volcanic gases
Lava flows
Tephra
Dissection
Volcanic eruptions
Erupting
Active
Dormant and reactivated{{anchor|Dormant}}
Extinct
Volcanic-alert level
Decade volcanoes
Volcanoes and humans
Hazards
Benefits
Safety considerations
Volcanoes on other celestial bodies
History of volcano understanding
See also
References
Further reading
External links

thumb|upright=1.35|Augustine Volcano (Alaska) during its eruptive phase on January 24, 2006

A volcano is a vent or fissure in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface.