Question

Describe How Rainwater Harvesting System In Semi Arid Regions Of Rajasthan

Answer 1

Rainwater harvesting means collecting the rain water into the natural reservoirs or man-made tanks. It is the technique to collect and store rainwater for various purposes in the future. The most common and easy method of rain water harvesting is the rooftop harvesting.
In semi arid regions of Rajasthan rainwater harvesting is carried out in their own manner. ... These are big and are a part of well-developed rooftop rainwater harvestingsystem. These tanks are constructed inside the main house or the courtyard and are connected to the sloping roofs of the
houses through a pipe.
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Answer 2

In the semi arid regions of Barmer, Bikaner and phalodi, tankas were used.

One tanka is said to be6.1 m deep. The rainwater from the roof will flow through the pipe and will be stored in tankas. This will be later utilised during drought and summers.