What do you mean by rainwater harvesting?

What do you mean by rain water harvesting ? Give its various techniqus and advanrages.

(a) What is meant by rainwater harvesting ? Name some of the ancient structures used for rainwater harvesting by the rural people. (b) What are the various advantages of water stored in ground ?

What is rainwater harvesting?

What is rainwater harvesting?

Define rainwater harvesting.