Social Sciences, asked by rasashpssonalia, 1 year ago

What is rainwater harvesting system. How was it used in ancient India.

Answers

Answered by nisha1231
5
Rainwater harvesting is the accumulation and deposition of rainwater for reuse on-site, rather than allowing it to run off. Rainwater can be collected from rivers or roofs, and in many places the water collected is redirected to a deep pit, a reservoir with percolation, or collected from dew or fog with nets or other tools. Its uses include water for gardens,livestock, irrigation, domestic use with proper treatment, and indoor heating for houses etc. The harvested water can also be used as drinking water, longer-term storage and for other purposes such as groundwater recharge.


Talab/ Bandhis 
Talabs were  reservoirs. They could be natural, such as the ponds at  Tikamgarh in the Bundelkhand region or could be man-made, such as the lakes in  Udaipur. A reservoir area of less than five bighas was called a talai;  a medium sized lake was called a bandhi or talab; bigger lakes  were called sagar or samand. The pokhariyan served the  purpose of irrigation and drinking. When the water in these reservoirs dried  up, the pond beds were used for cultivation.

Johads 
Johads, in Rajasthan,  were small earthen check dams built to capture and conserve rainwater, thus  improving percolation and recharging ground water1. 


Baoris / Bers 
Baoris or bers were community  wells, found in Rajasthan, that were used mainly for drinking. Most of them are  very old and were built bybanjaras for their drinking water needs. They  could hold water for a long time because of almost negligible water  evaporation. 


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