How Do Floods Happen?

Answer

Floods happen when large amounts of rain or snow melt causes rivers to rise above their beds. Floods are one the most destructive forces in nature causing millions of dollars in damage and many lives each year.
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Ask.com Answer for: how do floods happen
Floods begin when soil and vegetation cannot absorb falling rain or melting snow, or when water runs off the land in such quantities that it cannot be carried in normal stream channels or retained in natural ponds and human-made reservoirs.
Floods happen by a sudden downpour of rain. The rain will come hard and fast and cause different areas to start flooding. Flooding is really dangerous.
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