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Rain water harvesting is a technique to- Options 1)Harvest the fields with rain water. 2)Collect the rain water in tanks for future use. 3)Collect the rain water and drain in the rivers. 4)Let pass the rain water to underground to increase the water table.

Respuesta :

Rainwater harvesting means collecting water that came in form of rain. This means setting up some container to store the water and a system to catch this water.

The best answer is that this process serves to 2) Collect the rain water in tanks for future use.

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