How rainwaterharvestingin rajasthancarriedout
a. Semi arid regions of Rajasthan are Bikaner, Phalodi and Barner districts. These regions are dry and face scarcity of water.
b. Here every house possess underground tanks which serve as reservoirs.
c. They are either within the house or courtyards.
d. The size of the tank is 6.1x 4.27x2.44 meters.
e. These tanks are connected by pipes to the rooftops. Rainwater comes through these pipes to the tanks.
f. The first shower of rain carries impurities. Hence, it is not collected. When subsequent showers occur it is collected and the water become pure.
g. This rainwater is stored to ensure water supply.