A tsunami, sometimes referred to as a tidal wave, is a series of ocean waves created when an earthquake or other major disturbance displaces a large volume of water. Powerful tsunamis such as the 2004 Indian Ocean event can devastate coastal regions as the waves sweep far inland.
Following a quake, tsunamis can travel for thousands of miles. For example, after the 2011 Sendai earthquake in Japan, a tsunami alert was issued for almost the entire Pacific region. Places as far away as Chile were affected by the alert.
A tsunami is often barely noticeable in deep ocean water, but as it approaches land and enters shallow water, the waves slow and increase in height.
A tsunami, sometimes referred to as a tidal wave, is a series of ocean waves created when an earthquake or other major disturbance displaces a large volume of water. Powerful tsunamis such as the 2004 Indian Ocean event can devastate coastal regions as the waves sweep far inland.Following a quake, tsunamis can travel for thousands of miles. For example, after the 2011 Sendai earthquake in Japan, a tsunami alert was issued for almost the entire Pacific region. Places as far away as Chile were affected by the alert.A tsunami is often barely noticeable in deep ocean water, but as it approaches land and enters shallow water, the waves slow and increase in height.
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