Is a Supervolcano on the Way?
There are enough supervolcanoes on Earth to wipe out much ofthe planet and they may “wake up” much sooner than wethought. Supervolcanoes explode with a force that isthousands of times that of a normal volcanic eruption.Earthquake experts once thought it would take hundreds ofthousands of years for the reservoirs of molton rock (calledmagma) lying beneath a supervolcano to build up enoughpressure to cause an eruption, but a new study shows thatthe time between eruptions can actually be only tens ofthousands of years, meaning many of them are long overdue.
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