- Volcano - Wikipedia
A volcano is commonly defined as 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 [1]
- Volcano | Definition, Types, Facts | Britannica
Volcano, vent in the crust of Earth or another planet or satellite, from which issue eruptions of molten rock, hot rock fragments, and hot gases The term volcano can also refer to the landform created by the accumulation of solidified lava and volcanic debris near the vent
- About Volcanoes | U. S. Geological Survey - USGS. gov
Volcanoes are openings, or vents where lava, tephra (small rocks), and steam erupt onto the Earth's surface Volcanic eruptions can last days, months, or even years
- Smithsonian USGS Weekly Volcanic Activity Report
The Weekly Volcanic Activity Report is a cooperative project between the Smithsonian's Global Volcanism Program and the US Geological Survey's Volcano Hazards Program
- Volcanoes Volcanic Landforms - U. S. National Park Service
Eruptions of lava, ash, volcanic bombs, blocks, and cinders form new land on oceanic islands, and build towering and inspiring snow-covered peaks Volcanic eruptions are also destructive as they can blow apart those very same mountains
- Volcano facts and information | National Geographic
Volcanoes are Earth’s geologic architects They’ve created more than 80 percent of our planet’s surface, laying the foundation that has allowed life to thrive Their explosive force crafts
- Volcanoes and Volcanic Eruptions - Facts and Information
Articles, facts, information and photos for volcanoes and volcanic activity | Geology com
- Volcano facts and types of volcanoes | Live Science
Volcanic "bombs" are chunks of semimolten lava that fly out of a volcano and solidify as they land They're often flung miles from the volcanic crater
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