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Rare double earthquake behind tsunami warning confusion

Dacia Herbulock posted in on August 19th, 2010.

New research into the earthquake responsible for the deadly 2009 tsunami in Samoa and Tonga, has shown that it was caused by not one, but two near-simultaneous massive undersea earthquakes. The surprise finding helps explain why the resulting tsunami did not fit predictions — i.e. the waves were larger than expected in some areas, while […]

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