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Earth's System: Force of the Earth: Volcanoes and Earthquakes
Supervolcanoes
Description
Supervolcanoes
Supervolcanoes are rare but powerful volcanoes that can cause massive eruptions. Unlike regular volcanoes that often form cone-shaped mountains, supervolcanoes can appear as large, flat depressions called calderas. A well-known example is Crater Lake in Oregon, which was once a to...
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Transcript
When all the material is ejected from a magma chamber during a massive volcanic eruption, the mountain above the emptied chamber may collapse. This collapse produces a large, bowl-shaped volcanic depression called a caldera.
A well-known example is Crater Lake in Oregon, which was once a towering volcano called Mount Mazama. After a massiv...
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