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Sep 9 2011, 04:36 PM
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Rank: F5 Superstorm ![]() ![]() ![]() Group: Founding Member Posts: 510 Joined: 19-June 06 From: Iowa City IA Member No.: 2,132 |
Up to Alert Level III
http://portal.vsi.esdm.go.id/index.php?opt...tas-terkini-gai http://bigthink.com/ideas/39980 There is probably no threat of a repeat of the VEI level 7* eruption in 1815, since the caldera has not been filled in since then. *Volcanic Explosivity Index...each level is 10 times greater explosive eruptive volume. Mt. St. Helens in 1980 was a 5 producing about 1 cubic kilometer of debris, Tambora in 1815 produced in excess of 100 cubic kilometers http://en.wikipedia.org/wiki/VEI |
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Lo-Fi Version | Time is now: 19th June 2013 - 10:05 PM |