A lot of different weather disasters happen on the Earth every year . All of them can be very dangerous for people . The greatest natural disasters cause a lot of damage , injure and kill
. A very awful flood happened in China in 1998, nearly 4000 people were killed . The flood destroyed houses and left millions of people homeless, a lot of farmland was damaged.
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Earthquake .
An earthquake is a sudden shaking of
the ground . A terrible earthquake was in China
in 1556 , it killed 830000 people . In 1923 , in Japan , 142000 people died.
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Hurricane .
A hurricane is very violent wind
or storm , it often brings heavy rains.
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Tornado . A tornado is a very violent wind
in the form of a funnel of air that
spins at great speed . Tornadoes are the most violent of all storms , they can reach speeds of up to 320 kilometers an hour .