Question

write an essay on the need for rainwater harvesting in India.(300words)

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Answer 1

Rainwater harvesting is a method of collection rain water from roofs. Thee is a need of rain water harvesting because it is help to store water for future use and helpful in dealing with water scarity.some part of india doesn't have limited supply of water, there is unequal distribution of water. for example , in Rajasthan, there..very less amount of rain happen , in order to satisfy the need of people, the rain water is conserved .

This is The First One

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Rain water hervesting:

Rainwater harvesting means collecting the rain water into the natural reservoirs or man-made tanks. It is the technique to collect and store rainwater for various purposes in the future. The most common and easy method of rain water harvesting is the rooftop harvesting. Using this technique we can collect lots of clean rain water in the rainy season. It can be stored for long time for the household purposes like gardening, livestock, and irrigation, etc. Following are benefits of rain water harvesting:

It helps in reducing water supply loads and electricity bills of municipality, improve free water supply, crop production in rural areas, and thus lead to food security.Rain water harvesting system helps in reducing the insecurity of households or individuals in the rural areas.It provides easy and low cost water supply in the lack of water areas thus helps in food security and income generation.

Tamil Nadu is one of the states of India and now has been first Indian state where rainwater harvesting has been mandatory. Tamil Nadu state government has declared on 30th of May 2014 to establish around 50,000 rainwater harvesting structures at various places in the Chennai. Till now, approximately 4,000 of the temples in the Tamilnadu have rain water tanks serving at various rituals in temples and help in recharging the groundwater.