When a flood occurs, the destruction to the surrounding land can be severe. They bring destructive winds of high speed, torrents of rain, and flooding. In many parts of the world floods are caused by tropical storms called hurricanes or typhoons. Where the banks are low, a river may overflow and flood adjacent lowland. If, however, the land is hard and rocky, heavy rain cannot be absorbed. If the surrounding land is fl at and can absorb the water, no flooding will occur. But not all heavy storms are followed by flooding. Often heavy rainstorms that last for a brief time can cause a flood. Floods are caused by many different things. Some people are homeless and need medical care.įloods occur when the water of rivers, lakes, or stream overflow their banks and pour out into the surrounding land. It usually causes great suffering and loss of a large sum of money. a great flood, a big fire, or an earthquake. A natural disaster is a terrible accident, e.g.
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