describe three traditional methods of rainwater harvesting practice in India
Answers
Methods of rain water harvesting used in India are :
(a) Guls and Kuls : People built guls and kuls in hilly and mountainous regions to divert water. These are simple channels. They are mainly used in Western Himalayas.
(b) Roof top rain water harvesting : Commonly practised to store drinking water in Rajasthan.
(c) Inundation Channels : These channels developed in the flood plains of Bengal to irrigate fields.
(d) Khadins and Johads : In arid and semi-arid regions, some agricultural fields were converted into rain fed storage structures. These structures are found in Rajasthan.
(e) Tanks : In Bikaner, Phalodi and Barmer, almost all houses have tanks for storing drinking water. Tanks are part of the well-developed roof top rain water harvesting system.
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(ii) Roof-top rainwater harvesting was commonly practised to store drinking water, particularly in Rajasthan.
(iii) In West Bengal, people develop inundation channels to irrigate their fields.
(iv) In semi-arid regions, agricultural fields are converted into rainfed storage structures that allowed the water to stand and moist the soil.