Word: supervolcano
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Jake Lowenstern, Ph.D., YVO's chief scientist, who also is part of the USGS Volcano Hazards Team, told TIME that a supervolcano event does not appear to be imminent. "We don't think the amount of magma exists that would create one of these large eruptions of the past," he said. "It is still possible to have a volcanic eruption comparable to other volcanoes. But we would expect to see more and larger quakes, deformation and precursory explosions out of the lake. We don't believe that anything strange is happening right now." Last summer YVO installed new instrumentation...
...National Park contains the floor of a gigantic volcanic cauldron, one that rises and sinks with the forces that lie beneath - hence the picturesque geysers and steam holes. But a wave of recent earthquake activity is raising fears that have their origins 642,000 years ago, when a Yellowstone "supervolcano" exploded so violently that it created the caldera itself. Today, such an explosion - 1,000 times more powerful than the explosion of Mount St. Helens in 1980 - would not only cover most of the U.S. with ash but also throw so much dust into the atmosphere that the world...
...largest event to date, the Harvard College Geosociety offered a sneak peek of the Discovery Channel flick SuperVolcano last night...
...Discovery Channel will air SuperVolcano this Sunday night...
...Discovery Channel offered free screenings of SuperVolcano at several other colleges as well, Bergen said...
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