Tsunami - Wikipedia
WEBA tsunami (/(t) s uː ˈ n ɑː m i, (t) s ʊ ˈ-/ (t)soo-NAH-mee, (t)suu-; from Japanese: 津波, lit. 'harbour wave', pronounced) is a series of waves in a water body caused by the displacement of a large volume of water, generally in an ocean or a large lake.
Tsunami Facts and Information - National Geographic
WEB4 min read. A tsunami is a series of ocean waves that sends surges of water, sometimes reaching heights of over 100 feet (30.5 meters), onto land. These walls of water can cause widespread...
U.S. Tsunami Warning Centers
WEBNo Tsunami Warning, Advisory, Watch, or Threat. Earthquake: Magnitude: 4.7 Origin Time: 5/10/2024, 6:53:04 PM. Depth: 55 mi. Lat: 59.8° N Lon: 152.8° W. Location: 45 miles NW of Homer, Alaska. Note: Times are local to your browser, unless otherwise indicated See the map or table below for more information. Alerts/Threats.
Tsunami | Definition, Meaning, & Facts | Britannica
WEB4 days ago · Tsunami, catastrophic ocean wave usually caused by a submarine earthquake, by a landslide, or by a volcanic eruption. In deep water it travels as fast as 800 km (500 miles) per hour, with enormous wavelengths of more than 500 km (310 miles) but small wave amplitudes of about 30 to 60 cm (1 to 2 feet).
What is a tsunami? - NOAA's National Ocean Service
WEBA tsunami is a series of waves caused by earthquakes or undersea volcanic eruptions. On September 29, 2009, a tsunami caused substantial damage and loss of life in American Samoa, Samoa, and Tonga. The tsunami was generated by a large earthquake in the Southern Pacific Ocean.
Tsunami Facts: How They Form, Warning Signs, and Safety Tips
WEBApr 2, 2007 · A tsunami is a series of great sea waves caused by an underwater earthquake, landslide, or volcanic eruption. More rarely, a tsunami can be generated by a giant meteor impact with the ocean.
Tsunamis | National Oceanic and Atmospheric Administration
WEBOct 1, 2018 · A tsunami is a series of extremely long waves caused by a large and sudden displacement of the ocean, usually the result of an earthquake below or near the ocean floor. This force creates waves that radiate outward in all directions away from their source, sometimes crossing entire ocean basins.
Tsunamis | National Oceanic and Atmospheric Administration
WEBTsunamis are a series of long waves generated by a large and sudden displacement of the ocean. Large earthquakes below or near the ocean floor are the most common cause, but landslides, volcanic activity, certain types of weather, and meteorites can also cause a …
The Tsunami Story | NOAA Tsunami
WEBDec 24, 2004 · Tsunami is a set of ocean waves caused by any large, abrupt disturbance of the sea-surface. If the disturbance is close to the coastline, local tsunamis can demolish coastal communities within minutes. A very large disturbance can cause local devastation AND export tsunami destruction thousands of miles away.
What are tsunamis? | U.S. Geological Survey - USGS.gov
WEBTsunamis are ocean waves triggered by: Large earthquakes that occur near or under the ocean. Volcanic eruptions. Submarine landslides. Onshore landslides in which large volumes of debris fall into the water. Scientists do not use the term "tidal wave" because these waves are not caused by tides.
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