Question

how can rain water harvesting useful​

Answer 1

Answer:

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The elimination of runoff can reduce contamination of surface water with pesticides, sediment, metals, and fertilizers. By reducing stormwater runoff, rainwater harvesting can reduce a storm's peak flow volume and velocity in local creeks, streams, and rivers, thereby reducing the potential for streambank erosion.

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Answer 2

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• Rain Water is very useful in places with droughts and less rainfall.
• It acts as a way of irrigation to many parts.
• It helps in storing of rain water for later use.
• Stored water in tanks of rainwater harvesting can be used for irrigation, washing, bathing and other purposes.

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