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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 o...

Volcano Facts, Volcano Information, Volcano Videos, Volcano ...


Get Volcano facts, photos, wallpapers, news and safety tips at National ... Less gas and more viscous magma usually mean a less dramatic eruption, often ...

Volcano Facts and Types of Volcanoes - Live Science


Feb 20, 2013 ... A volcano is an opening in Earth's crust where magma breaks ... This cooler, thick lava usually rises near the end of an explosive eruption and ...

What is a Volcano? - Geoscience Australia


A volcano is a vent or chimney which transfers molten rock known as magma from ... The explosiveness of a volcanic eruption depends on how easily magma  ...

Volcano Information Center (VIC)


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 ...

Volcanoes and Volcanic Eruptions - Facts and Information


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

Volcanoes | Ready.gov


When pressure from gases within the molten rock becomes too great, an eruption occurs. Eruptions can be quiet or explosive. There may be lava flows, flattened ...

Lava pictures from 'smiling' Hawaiian Kilauea volcano eruption ...


Jul 29, 2016 ... The Kilauea volcano in Hawaii has erupted, however the volcano appears to be " smiling"

Volcano Hazards Program: USGS


Feb 27, 2016 ... Monitors volcanoes and collects scientific information on volcanoes in the United States and elsewhere to reduce the risk from volcanic activity.

Current Alerts for U.S. Volcanoes - USGS: Volcano Hazards Program


Feb 9, 2016 ... For more information see: http://volcanoes.usgs.gov/vhp/hans_notice.html? notice_identifier=DOI-USGS-HVO-2016-09-24T12:12:04-07:00.

Volcanos are openings on the Earth's surface where molten rock, debris and gasses are emitted from the Earth's interior.
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Volcanoes - Weather Wiz Kids weather information for kids


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

Volcanoes Facts, information, pictures | Encyclopedia.com articles ...


Volcanic eruptions A volcanic eruption is the release of molten rock and volcanic gases through Earth's crust to the surface. Molten rock...

Facts about Volcanoes for Kids - Primary Homework Help


Facts and information on Mountains for kids, including the five different types of ... A volcano is a landform (usually a mountain) where molten rock erupts through ...