Tag Archives | tsunami


Boulder debris indicates biggest ever tsunami

A line of massive boulders, each up to 30 feet high and weighing almost 2,000 tons, on the western shore of Tonga could be evidence of the most powerful volcano-triggered tsunami ever, dwarfing even the 1883 Krakatau (Krakatoa) tsunami which is estimated to have been over 100 feet high. Matthew Hornbach, of the University of […]

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