Question

(i) What is rain water harvesting?
(ii) What are the advantages of rain water harvesting?
(iii) Name two water harvesting systems practised in India.

Answer 1

• Rainwater harvesting is the process of collecting the rainwater from the surfaces it falls and then collecting it for the use in the future.
• The advantages of rainwater harvesting are reducing pressure on groundwater, easy to maintain, reduces soil erosion, etc.
• Paar is a common water harvesting practice in the western Rajasthan region.
• Johads are small earthen check dams that capture and conserve rainwater, improving percolation and groundwater recharge. Practiced in Rajasthan, India.