https://www.express.co.uk/news/science/1477032/supervolcano-news-yellowstone-toba-eruption-lava-magma-volcano-pyroclastic-flows
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8/15/21 at 12:00am
Organization
Express
Author
Ciaran McGrath
AN early warning system is needed to alert the world to impending supervolcano eruptions, a volcanologist has said.
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