Keith Koper, University of Utah (IMAGE)

University of Utah

Keith Koper, University of Utah

Caption

Keith Koper, director of the University of Utah Seismograph Stations, helped conduct a study in the journal Nature revealing that a magnitude-8.1 earthquake near Samoa and Tonga in 2009 was one of three powerful quakes that struck within a two-minute period. The quakes triggered tsunamis that killed 192 people.

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Remi Barron, University of Utah.

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