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Tsunamis are caused by earthquakes, landslides, volcanic explosions, glacier calvings, and bolides. They cause damage by two mechanisms: the smashing force of a wall of water travelling at high speed, and the destructive power of a large volume of water draining off the land and carrying a large amount of debris with it, even with waves that do ...
A tsunami is a series of large water waves caused by the displacement of a large volume within a body of water, often caused by earthquakes, or similar events. This may occur in lakes as well as oceans, presenting threats to both fishermen and shoreside inhabitants.
Powerful earthquakes may cause the sea floor to displace vertically on the order of tens of metres, which in turn displaces the water column above and leads to the formation of a tsunami. Ordinary tsunamis have a small wave height offshore and generally pass unnoticed at sea, forming only a slight swell on the order of 30 cm (12 in) above the ...
The word tsunami comes from the Japanese for "harbor wave." They are especially dangerous in harbors where the water can become trapped and compressed, causing higher waves.
Ultimately, the aim of the research is to reduce the devastation caused by tsunamis. "It sometimes feels a bit strange to be studying tsunamis in the middle of Oxfordshire but that research is ...
A Whatcom County resident survived the deadliest tsunami in recorded history when she was just 13 years old. Now, 19 years after the disaster, ... The water eventually receded, people started ...
A submarine, undersea, or underwater earthquake is an earthquake that occurs underwater at the bottom of a body of water, especially an ocean. They are the leading cause of tsunamis. The magnitude can be measured scientifically by the use of the moment magnitude scale and the intensity can be assigned using the Mercalli intensity scale.
A tsunami that devastated the area around Indonesia's Sunda Strait, leaving at least 222 dead and hundreds more injured, struck fast and without warning on Saturday. While most tsunamis have ...