Question

rain water harvesting is a technique in which we​

Answer 1

Answer:

Broadly there are two ways of harvesting rainwater, namely; surface runoff harvesting and rooftop rainwater harvesting. Rainwater harvesting is the collection and storage of rain for reuse on-site, rather than allowing it to run off. The stored water is used for various purposes, such as gardening, irrigation, etc....

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Answer 2

Answer:

Rain water harvesting is a technique in which we harvest the rain water from the roof and the other above surfaces to be stored for later use.