Explain how rainwater harvesting helps in conservation of water

It is essentially means that collecting rainwater on the roofs of building and storing it underground for later use. Not only does this recharging arrest groundwater depletion, it also raises the declining water table and can help augment water supply.

Explanation:

hope it helps

Rainwater harvesting essentially means collecting rainwater on the roofs of building and storing it underground for later use. Not only does this recharging arrest groundwater depletion, it also raises the declining water table and can help augment water supply.

The slope

Explanation:

The slope is calculated as "rise over run" (change in y divided by change in x)