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Ancient Undersea Landslide Discovery Sheds New Light on Great Barrier Reef

The avalanche, estimated at nearly 8 cubic miles of debris, may have triggered a 30-foot-high tsunami.

Published On 02/09/2017
12:30 PM EST
Westerly view of the Gloria Knolls lying in the Queensland Trough downslope of the Gloria Knolls Slide. Depths are colored red (shallow) to blue (deep), over a depth range of about 1500 meters. | Image via