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Volcanos are openings on the Earth's surface where molten rock, debris and gasses are emitted from the Earth's interior.

en.wikipedia.org/wiki/Volcano

A volcano is a rupture in the crust of a planetary-mass object, such as Earth, that allows hot lava .... They are sometimes formed within the crater of a previous volcanic eruption, as in the case of Mount Saint Helens, but can also form ...

www.nationalgeographic.com/environment/natural-disasters/volcanoes

Get more information about volcanoes from National Geographic.

www.weatherwizkids.com/weather-volcano.htm

An erupting volcano can trigger tsunamis, flash floods, earthquakes, mudflows ... which has erupted thousands of years ago and there's no possibility of eruption.

www.basicplanet.com/volcano

What Are Volcanoes? You must first start by carefully considering how the Earth is made. Volcanoes are beautiful but very dangerous.

www.dosomething.org/us/facts/11-facts-about-volcanoes

A volcano is a mountain that opens downward to a pool of molten rock below the surface of the earth. When pressure builds up, eruptions occur. In an eruption ...

geology.com/volcanoes

Articles, facts, information and photos for volcanoes and volcanic activity. | Geology.com.

volcanology.geol.ucsb.edu

The purpose of the Volcano Information Center (VIC) is to provide links to websites that are resources for data not contained in VIC and to inform the user about ...

www.news.com.au/world/asia/sileri-crater-at-dieng-plateau-erupts-suddenly-sending-ash-and-lava-50m-into-the-air/news-story/31a387c9ef62c71a63cac9636ea3e734

Jul 3, 2017 ... A rescue helicopter crashed while heading to help evacuate residents near an active volcano on Indonesia's main island, killing all eight ...

www.bbc.co.uk/schools/gcsebitesize/geography/natural_hazards/volcanoes_rev1.shtml

Volcanic eruptions can happen at destructive and constructive boundaries, ... of plate movement, magma explodes to the surface causing a volcanic eruption.