These are some rainwater harvesting systems :-

(1)Collection of water in ponds.

(2)Construction of small earthen dams.

(3)khadins,tanks,basis in Rajasthan.

(4)bandharas and tals in Maharashtra.

(5)bundhis in Madhya Pradesh and Uttar Pradesh.

(6)ahars and pynes in Bihar.

(7)kuhls in Himachal Pradesh.

(8) ponds in Jammu and Kashmir.

(9)Eris in Tamil Nadu.

(10)surangams in Kerala.

(11)kuttas in karnataka.

Traditional System of Water Harvesting in India

Introduction:
India has a rich history of water management and conservation practices, with traditional systems of water harvesting being an integral part of the country's culture. These systems have been developed and perfected over centuries to tackle the challenges of water scarcity and ensure a sustainable water supply for agriculture, drinking, and other purposes.

Beris and Talabs:
One of the traditional systems of water harvesting in India is the construction of beris (step wells) and talabs (ponds). Beris are deep wells with steps leading down to the water level. They were built to store rainwater and recharge the groundwater table. Talabs, on the other hand, are large reservoirs that collect rainwater during the monsoon season. These structures not only provide water for irrigation but also serve as community gathering spaces.

Johads and Khadins:
Another traditional water harvesting system is the use of johads and khadins. Johads are small earthen check dams constructed on seasonal streams. They capture rainwater and prevent runoff, allowing for groundwater recharge. Khadins, on the other hand, are small earthen embankments built across slopes to collect rainwater and prevent soil erosion. They are especially effective in arid and semi-arid regions.

Rooftop Rainwater Harvesting:
Rooftop rainwater harvesting is a widely practiced traditional water harvesting technique in India. It involves collecting rainwater from rooftops and storing it in underground tanks or wells. Rainwater is channeled through pipes or gutters to the storage system. This method is particularly effective in urban areas where space for surface water storage is limited.

Benefits:
Traditional water harvesting systems in India offer several benefits:

1. Conservation of water resources: These systems help conserve water by capturing rainwater and recharging groundwater, thus reducing dependence on surface water sources.

2. Mitigation of water scarcity: By collecting and storing rainwater, these systems ensure a continuous water supply during dry periods and droughts.

3. Soil and water conservation: Water harvesting structures prevent soil erosion, improve soil moisture, and enhance agricultural productivity.

4. Community participation: Many of these systems are community-driven, fostering a sense of collective responsibility and ownership.

Conclusion:
India's traditional systems of water harvesting have stood the test of time and continue to be relevant in the face of increasing water scarcity. These systems not only provide a sustainable solution to water management but also contribute to the social, economic, and environmental well-being of communities. By preserving and promoting these practices, India can effectively address its water challenges and ensure water security for future generations.