tsunamis Archives - State of the Planet

Ocean Sediments Off Pacific Coast May Feed Tsunami Danger

Tightly packed sediments help the Cascadia Subduction Zone generate large earthquakes, and could boost its ability to trigger a large tsunami.

by |November 20, 2017

New Images From Under Alaska Seafloor Suggest High Tsunami Danger

Scientists probing under the seafloor off Alaska have mapped a geologic structure that they say signals potential for a major tsunami in an area that normally would be considered benign.

by |July 31, 2017

Lamont to Develop New Earthquake and Tsunami Warning System

A new pilot program led by the Lamont-Doherty Earth Observatory aims to provide earlier and more accurate warnings of damaging ground-shaking from earthquakes and the imminent arrival of tsunamis.

by |January 17, 2017

Undersea Clues to Haiti’s Earthquake History

For all of its violent destruction, the earthquake that struck Haiti on Jan. 12, 2010, hardly scratched the surface of the island. But scientists now say they have found some of the best clues to understanding the quake under water.

by |July 21, 2011