WebA tsunami is a 'series' of waves. A tsunami generally consists of a series of waves. The amount of time between successive waves is known as the wave period. Waves can be a few minutes or over two hours apart. In most cases, the first tsunami wave is not the largest. Subsequent waves, sometimes the fifth or sixth, can be many times larger. WebTsunami. A tsunami is a series of ocean waves produced by sudden movements of the ocean floor—tsunamis can be caused by earthquakes, landslides, or volcanic activity. In the deep ocean, tsunami waves can travel across the ocean as fast as a commercial jetliner (more than 500 miles per hour), yet appear to be a simple ripple only a few inches ...

Tsunami health hazards Global development The Guardian

WebHuman beings have minimal power to prevent and control tsunamis, but they can still apply knowledge and efforts to lessen effects of tsunamis on local, national, and global scales. … WebDec 29, 2004 · Diarrhoea can develop anywhere in the world and could affect any of the countries hit by the tsunami disaster. When there were floods in Mozambique (Africa) in 2000, diarrhoea was a common problem ... lightyear laser saber

Positive and Negative Effects of Tsunami - Environment Go!

WebThey can be caused by mechanisms such as volcanic earthquakes, undersea eruptions, pyroclastic flows, caldera collapse, landslides, lahars, phreatomagmatic eruptions, lava … Web10 hours ago · It also spawned a tsunami that raced across the Pacific Ocean, killing two people in Peru. Meanwhile, the disaster devastated Tonga and caused four deaths in the … WebMost landslides that generate tsunamis are caused by earthquakes, but other forces (like gravity, wind, and increased precipitation) can cause overly steep and otherwise unstable slopes to suddenly fail. Earthquakes that are not large enough to directly generate a tsunami may be large enough to cause a landslide that in turn can generate a tsunami. light year kids definition