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  1. Mar 19, 2019 · According to the United States Geological Survey, a volcano is considered “super” if it has had at least one explosion that released more than 240 cubic miles of material—a little more than twice...

  2. en.wikipedia.org › wiki › SupervolcanoSupervolcano - Wikipedia

    A supervolcano is a volcano that has had an eruption with a volcanic explosivity index (VEI) of 8, the largest recorded value on the index. This means the volume of deposits for such an eruption is greater than 1,000 cubic kilometers (240 cubic miles).

  3. Learn the difference between supervolcanoes and supereruptions, and how they are measured by the Volcano Explosivity Index (VEI). Find out which volcanoes have had supereruptions in the past 2 million years and why the term "supervolcano" is misleading.

  4. There are more than 1,000 active volcanoes dotted around our planet, but only a select few have produced unimaginably colossal eruptions, earning themselves the title of supervolcano. Find out more about supervolcanoes - what they are, what their eruptions are like and how they impact our planet.

  5. Nov 10, 2023 · “When a volcano is called a supervolcano, what we really mean is it had a super eruption once, at least, in the past,” said Christopher Kilburn, a volcanologist at University College London.

  6. Nov 21, 2022 · Tonga's strange volcanic eruption was even more massive than we knew. The ferocious 2021 explosion blew out 2.3 cubic miles of rock, unleashing a 35-mile-high plume and a global tsunami that sent...

  7. May 19, 2023 · The last super-eruption at Yellowstone volcano, which occurred 631,000 years ago, was not one huge explosion. Instead, new research suggests it was a series of eruptions or multiple vents...