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tsunamis & storm surges

Sendai Airport following magnitude 9.0 earthquake and tsunami in March 2011.
Posted inNews

Tsunamis Leave a Telltale Chemical Trail

Katherine Kornei, Science Writer by Katherine Kornei 12 January 201717 October 2022

Researchers follow a trail of organic compounds in soil that reveals the 2011 Tohoku tsunami's path over the Japanese coastline, providing clues to how often tsunamis recur and where they travel.

Models show Hong Kong may be at greater tsunami risk than previously thought.
Posted inResearch Spotlights

Hong Kong, Macau at Greater Tsunami Risk Than We Thought

by W. Yan 19 October 201614 April 2022

Researchers assess tsunami risk in the South China Sea based on models of seismic slip along the Manila megathrust.

Ocean-going ships like this National Oceanic and Atmospheric Administration vessel plying rough water off North Carolina occasionally encounter huge waves that science still cannot predict.
Posted inNews

Model Predicts Heights of Rogue Waves

Amy Coombs by A. Coombs 29 June 201617 October 2022

Rogue waves form without warning and can tower more than 25 meters high. A new mathematical approach shows promise at simulating how high these waves can be.

Engineers decommissioning an ocean bottom seismometer and differential pressure gauge
Posted inResearch Spotlights

Streamlining Rapid Tsunami Forecasting

Sarah Stanley, Science Writer by Sarah Stanley 23 May 20168 December 2022

With enough sensors, traditional forecasting methods could be replaced by models continuously updated with real-time wave data.

Thermal image showing elevated ice-rich lobes likely deposited by the second of two tsunamis suspected to have inundated Martian shorelines billions of years ago.
Posted inNews

Tsunamis Splashed Ancient Mars

Shannon Hall by S. Hall 19 May 201628 January 2022

Massive meteorites likely slammed into a Martian ocean billions of years ago, unleashing tsunami waves up to 120 meters tall, a close study of a region of the Red Planet's terrain has found.

seismometer deployment offshore New Zealand
Posted inNews

Undersea Data Tie Slow Fault Slip to Tsunami-Causing Quakes

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 6 May 201623 January 2023

Slow events might help scientists better understand when and why tsunami-generating earthquakes occur.

Posted inResearch Spotlights

Unknown Tsunami Trigger Hides Along a Creeping Aleutian Fault

Cody Sullivan by C. Sullivan 3 March 201624 January 2023

A seismically quiet part of the Aleutian Subduction Zone may have caused tsunamis in the past—and may cause future tsunamis that could travel across the Pacific Ocean.

Posted inResearch Spotlights

Alaska's Semidi Segment Could Unleash a Devastating Tsunami

by Terri Cook 19 February 201616 August 2022

Study reveals structures along the Alaskan convergent margin capable of generating a powerful tsunami directed toward the United States's West Coast.

Posted inResearch Spotlights

Tsunami Forecast System Could Provide Early Warnings in Japan

by David Shultz 4 February 20166 December 2021

New simulations show that an array of sensors mounted to the ocean floor can capture tsunami size and wavelength.

Posted inResearch Spotlights

Tracking Long-Term Changes in Global Sea Level Extremes

Sarah Stanley, Science Writer by Sarah Stanley 27 January 201610 March 2023

Large-scale climate change may drive trends in extreme sea level events.

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