Question

Water harvesting, the collection of rainfall and run off for future use, has been practiced for thousands of years; but in some regions where it was previously used it has been forgotten. In countries facing huge problems with land erosion due to runoff, governments have been encouraging the implementation of this technique. The implementation is important for more than pervention of water erosion . What other benefit might water harvesting have in these areas

Answer 1

In some areas where water harvesting technique is applied, gains benefit in various ways such as water supply for agricultural purposes and another water usage for the day to day activities like for bath, washing, and cleaning. 
More importantly, the use of this technique enables the area to have a clean drinking water. Water is safe to drink because it includes filtration.

Answer 2

Answer:

A

Explanation: