Geography: Rivers - Flooding And Its Impact

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The likelihood of a river bursting its banks and flooding is determined by factors in the surrounding landscape, such as steepness of the river valley, the amount of vegetation and the prevailing rock-type.

The short-term impact of floods can be catastrophic, but they can have positive long-term effects as well - for example, boosting soil fertility.

Flood management techniques include river engineering, afforestation

and planning controls to restrict urban development on floodplains.

Causes of flooding

A flood occurs when a river bursts its banks and the

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