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Supervolcanoes and calderas ! The Volcanic Explosivity Index- how big is a supereruption ? VEI- 5 Plinian, Mt St Helens VEI 3 Vulcanian Montserrat VEI 1 Hawaiian VEI 6 Ultra-plinian…

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Slide 1 Supervolcanoes The term "supervolcano" implies an eruption of magnitude 8 on the Volcano Explosivity Index, meaning that more than 1,000 cubic kilometers…

Documents Supervolcanoes

Slide 1 Supervolcanoes The term "supervolcano" implies an eruption of magnitude 8 on the Volcano Explosivity Index, meaning that more than 1,000 cubic kilometers…