1. What is water scarcity and what are its causes?
2. Write the advantages and disadvantages of multi purpose river valley projects.
3. Explain rain water harvesting.
4. Why do we need to conserve water? What steps can be taken to conserve water ?
CLASS 10, GEOGRAPHY, CHAPTER 3......
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Answer:
when we conserve rain water is called rain water harvesting
Answer:
the lack of water in an area is known as scarcity of water it is caused due to lack of rain .