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A volcano is a rupture 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. The process that forms volcanoes is called volcanism .
Jun 29, 2024 · Learn about volcanoes, the vents from which magma and gases erupt to the surface, and the landforms they create. Explore how volcanoes are related to plate tectonics, thermal evolution, and mythology.
Jan 14, 2020 · About 1,500 active volcanoes can be found around the world. Learn about the major types of volcanoes, the geological process behind eruptions, and where the most destructive volcanic eruption...
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- National Geographic
Jun 23, 2024 · CNN — The snowcapped peak of Mount Rainier, which towers 4.3 kilometers (2.7 miles) above sea level in Washington state, has not produced a significant volcanic eruption in the past 1,000 years....
- 1 min
Oct 19, 2023 · Learn what volcanoes are, how they erupt, and how they are classified. Explore the types, features, and examples of volcanoes on land and under the ocean.
Jan 15, 2018 · Learn about the formation, types, dangers, and history of volcanoes on Earth. Find out how volcanoes create new land, shape landscapes, and affect climate and life.
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6 days ago · The last time a volcano affected air travel on a global scale was in April 2010, when the Eyjafjallajokull volcano in Iceland erupted. An eruption of Grimsvotn in May 2011 caused some limited ...
