Question

Why is it necessary to stored rain water​

Answer 1

Answer:

water is a precious resource due to increases in demand from our ever growing population. ... Rainwater harvesting can provide around 50 per cent of a family's water needs. This not only saves water, but saves money and reduces our impact on the environment.

Explanation:

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Answer 2

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In addition to storing tap water, you might consider adding some rain barrels into your system. Simply place a rain barrel at the bottom of your gutter pipe, and whenever it rains your barrel collects the water. Rainwater harvesting is an eco and budget friendly way to create a long-term water storage reserve.