[.....tSunamiS*]

Are waves ocean series extremely long that are produced by perturbations associated with earthquakes that happen under or near of the oceanic floors. They can be produced too by volcano eruptions and submarine landslides. some Tsunami’s wave can mesure 100 kilometres long or more…The tsunamis are a risk of the life for the people that live near the ocean. In the lapse of 1992 and 1998 more than 6000 people died by tsunamis that happened in Nicaragua, japan, Filipines, Perú and papua-novaguinea.
Sometimes a earthquake can produce a tsunami...

the tsunamis are produced by the greenhouse effect.