Question

How the rain water also become waste water and how it can be harvested​

Answer 1

Answer:

Surface runoff harvesting

In this method, rainwater flows away as surface runoff and can be stored for future use. Surface water can be stored by diverting the flow of small creeks and streams into reservoirs on the surface or underground. It can provide water for farming, for cattle and also for general domestic use

Answer 2

Answer:

because present time we do not use rain water and it flow in sewer where it becomes waste.. we need to harvest it by following methods:-

1) make rain water harvesting system in home.

2) make ground absorber where rain water collected in tank.