Folded sediment unusual in Sumatran Tsunami area

Sediment folding may have added to the exceptionally large tsunami that struck Sumatra on Dec. 26, 2004, according to an international team of geologists. "Tsunami models consider the rebound of the plate during the earthquake, but do not include permanent deformation, like folding, of the upper plate." says Dr. Donald M. Fisher, professor of geosciences at Penn State.

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<p><a href="http://www.physorg.com/news89650690.html">Folded sediment unusual in Sumatran Tsunami area</a></p> <p>Sediment folding may have added to the exceptionally large tsunami that struck Sumatra on Dec. 26, 2004, according to an international team of geologists. "Tsunami models consider the rebound of the plate during the earthquake, but do not include permanent deformation, like folding, of the upper plate." says Dr. Donald M. Fisher, professor of geosciences at Penn State.</p>