Mention any four methods of rain water harvesting?
Answers
There are two main methods of rainwater harvesting:
(I) Storage of rainwater on the surface for future use
In this method, traditional water harvesting structures like artificial lakes, ponds etc. are used as such or after proper revival.
(II) Recharge of ground water
The structures used for recharge of ground water are:
(a) Hand Pumps:The water should pass through a filter bed before percolation in existing hand pumps. They are used for recharging aquifiers.
(b) Pits:
They are (1-2) m wide and 3 m deep. They are also back filled with gravels and coarse sand to aid filtration before percolation to the ground. They are used for recharging a shallow aquifer.
(c) Dug wells:
The rain water, after filtration, is put into existing dug wells for storage.
(d) Rooftop and road rop collection of rainwater:
In urban areas, these methods are very useful to recharge aquifers.
Mention any four methods of rainwater harvesting?
Explanation:
- The rainwater harvesting is a the harvesting of the drops of the rains and is stored in the future use and can be used for drinking and there are various methods of the harvesting in the rainwater as in the form of the freshwater by flood and the solar power panel surface runoff harvesting. Guls and Kuls Roof top rainwater, Inundation Channels, Khadins and Johads are all forms of the rainwater harvesting.
Know more about the four methods of he rainwater harvesting.
https://brainly.in/question/9237255 answered by Nitara45