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5. What is rainwater harvesting ? What isits importance ? |
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Answer» Rain water harvesting is a technique of collection and storage of rainwater into natural reservoirs or tanks, or the infiltration of surface water into subsurface aquifers (before it is lost as surface runoff). One method of rainwater harvesting is rooftop harvesting.It will reducewaterbills, provide an alternative supply duringwaterrestrictions and help maintain a green, healthy garden. In fact, depending upon tank size and climate,rainwater harvestingcan reduce mainswateruse by 100%. |
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