please in 3 questions ke answer batado
Answers
1. Water conservation includes all the policies, strategies and activities to sustainably manage the natural resource of fresh water, to protect the hydrosphere, and to meet the current and future human demand. Population, household size and growth and affluence all affect how much water is used.
2. Rain water harvesting is a technique of collection and storage of rain water in surface (storage tanks) or sub surface aquifer before it is lost as surface runoff
3. Monday, 22 March
World Water Day 2021
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Explanation:
1 ans
Water conservation is process of preventing wastage of water, using water carefully and recharging ground water.
2 ans
Rainwater harvesting is a simple and economical way of preserving rainwater that falls on earth. It involves collection of rainwater on the roofs of the buildings and storing it underground for later use. Rainwater harvesting conserves valuable groundwater.
3 ans
World Water Day is celebrated on 22nd March.