Water harvesting is an old practice. Water harvesting techniques depends on the location where it is to be used. Some of them are listed below:
● Khadins, Tanks and Nadis in Rajasthan.
● Bhandaras and Tals in Maharashtra.
● Ahars and Pynes in Bihar.
● Bhundhis in MP and UP.
● Kulhs in Himachal Pradesh.
● Ponds in Jammu region.
● Eris (tanks) in Tamil Nadu.
● Surangams in Kerala.
● Kattas in Karnataka.
Purpose or rainwater harvesting is not only to hold rainwater but also to recharge groundwater.
