Rainwater Harvesting
Rain Water Harvesting (RWH) The collected rainwater may be stored, utilised in different ways or directly used for recharge purposes. With depleting groundwater levels and fluctuating climate conditions, RWH can go a long way to help mitigate these effects. Capturing the rainwater can help recharge local aquifers, reduce urban flooding and most importantly ensure water availability in water-scarce zones. History Rainwater has been harvested in India since antiquity, with our ancestors perfecting the art of water management. Around the third century BC, the farming communities in Balochistan (now located in Pakistan, Afghanistan and Iran), and Kutch, India used rainwater harvesting for irrigation In ancient Tamil Nadu, rainwater harvesting was done in Chola kings. Rainwater from the Brihadeeswara temple (located in Balaganapathy Nagar, Thanjavur) was collected in Shivaganga tank. Rainwater harvesting structures and water conveyance systems specific to eco-regions and culture has be...