Discuss how rainwater harvesting in semi-arid regions of Rajasthan is carried out.

5

(a)

Three-fourths of the earth's surface is covered with water, but still there is a scarcity of water across the globe. Explain giving three reasons.

5

(a)

Explain any three methods of traditional rainwater harvesting techniques in India.

5

(a)

Describe the traditional rainwater harvesting methods in India.

5

(a)

How have industrialization aggravated water scarcity in India?

5

(a)

What is a multi-purpose river valley projects? Give any four objectives of the multi-purpose river valley project?

5

(a)