Volcano Super-Eruptions Can Send Us Back To A 'Pre-Civilization State': How Long Until The Next One?

Volcano Super-Eruptions Can Send Us Back To A 'Pre-Civilization State': How Long Until The Next One?  Tech Times Volcanic 'super-eruptions' that could squelch civilization more frequent than thought: study  The Japan Times Volcanic 'super-eruption' could send humanity back to the Stone Age, experts warn  MetroFull coverage

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