Massive debris pile reveals risk of huge tsunamis in Hawaii

A mass of marine debris discovered in a giant sinkhole in the Hawaiian islands provides evidence that at least one mammoth tsunami, larger than any in Hawaii's recorded history, has struck the islands, and that a similar ...

US West Coast ready for more Japan tsunami debris

(AP)—Volunteers who patrol California beaches for plastic, cigarette butts and other litter will be on the lookout this winter for debris from last year's monstrous tsunami off Japan's coast.

Discovered: world's largest tsunami debris

A line of massive boulders on the western shore of Tonga may be evidence of the most powerful volcano-triggered tsunami found to date. Up to 9 meters (30 feet) high and weighing up to 1.6 million kilograms (3.5 million pounds), ...

Aerial surveys document ocean debris around Hawaii

A study of the eight main Hawaiian Islands shows that ocean debris regularly accumulates around the archipelago, and that most of it is not linked to the March 2011 earthquake and tsunami in Japan, state officials said Tuesday.

Fish found in suspected tsunami debris boat quarantined

The wreckage of a fishing boat that appears to be debris from the 2011 Japanese tsunami was carrying some unexpected passengers—fish from Japanese waters—when it was spotted off the Oregon coast.

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