Question

what is rain water harvesting ​

Answer 1

Answer:

Rain water harvesting is a simple and economic way of preserving rainwater that falls on the earth .It involves collection of rainwater on the roofs of the buildings and storing it underground for later use .Rainwater harvesting conserves valuable groundwater.

Explanation:

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Answer 2

Answer:

rain water harvesting multiple uses,its use in save them water and technical and technology purpose and future is trust in water.