Question

why dams constructed
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Answer 1

Dams are built to provide water for human consumption, for irrigating arid and semiarid lands, or for use in industrial processes. ... Many dams are built for more than one purpose; for example, water in a single reservoir can be used for fishing, to generate hydroelectric power, and to support an irrigation system.

Answer 2

Explanation:

Dams are built to provide water for human consumption, for irrigating arid and semiarid lands, or for use in industrial processes. ... Many dams are built for more than one purpose; for example, water in a single reservoir can be used for fishing, to generate hydroelectric power, and to support an irrigation system.