Waves play a major role in breaking down and building up coastline features. But other factors, including tides, currents, and sediment type, also determine how erosional and depositional processes shape coastlines. This...

Since the Indian Ocean tsunami of December 26, 2004, scientists have tried to retrace the path of the giant waves to learn how and why the water moved in unexpected directions, even turning corners and producing...

This text relates a scientific detective story through clues from both sides of the Pacific. In the year 1700, a mysterious tsunami flooded fields and washed away houses in Japan. It arrived without the warning that a...

This portal provides access to information on United States Geological Survey (USGS) research and resources on tsunamis and earthquakes. Materials include news and events in USGS tsunami research, an overview of the...

This collection provides a wide array of visual resources and supporting material about the December 26, 2004 Indian Ocean Tsunami. Visualizations include simple animations, satellite photographs, Quicktime animations...