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  1. Jul 7, 2018 · Overall, 48 volcanoes were in continuing eruption status as of 19 April 2024. An eruption marked as "continuing" does not always mean persistent daily activity, but indicates at least intermittent eruptive events without a break of 3 months or more.

  2. Jan 15, 2018 · Volcanoes, explained. These fiery peaks have belched up molten rock, hot ash, and gas since Earth formed billions of years ago. By Maya Wei-Haas. January 15, 2018. • 7 min read. Volcanoes are...

  3. Jan 14, 2020 · National Geographic. 23M subscribers. Subscribed. 193K. 30M views 4 years ago #Volcanoes #NationalGeographic #Educational. About 1,500 active volcanoes can be found around the world. Learn...

  4. 5 days ago · A volcano is an opening on the surface of a planet or moon that allows material warmer than its surroundings to escape from its interior. When this material escapes, it causes an eruption. An eruption can be explosive, sending material high into the sky. Or it can be calmer, with gentle flows of material.

  5. Education. About Volcanoes. By Volcano Hazards Program. 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. What is a volcano? Redoubt volcano with minor ash eruption.

  6. Forces of Nature. What is a volcano? A volcano is an opening in the Earth's surface through which lava, volcanic ash, and gases escape. Ancient people believed that volcanoes were under the control of the gods. In fact, the word volcano comes from Vulcan, the Roman god of fire.

  7. A volcano is a vent in Earth's surface where magma, gas, and ash escape. The name is also used for cones of erupted material at the vent. Volcanoes are found on many planets and moons in our solar system. Plate Tectonics and Mount Vesuvius.

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