rainwaterharvesting
DESCRIPTION
7th gradeTRANSCRIPT
By Azam Khan 7-B
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RAIN WATER HARVESTING
What Is Rainwater Harvesting?
RWH consists of simple systems to collect, convey, and store rainwater. Rainwater capture is accomplished primarily from roof-top, surface runoff, and other surfaces.
RWH either captures stored rainwater for direct use (irrigation, production, washing, drinking water, etc.) or is recharged into the local ground water and is call artificial recharge.
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Why Rainwater Harvesting?
Conserve and supplement existing water resources Supply water at one of the lowest costs possible for a supplemental supply source. Commitment as a corporate citizen - showcasing environmental concernsReplenishing local ground water, where lowering of water tables has occured
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Why Not RWH?
Not applicable in all climate conditions over the world
Collected water quality might be affected by external factors
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Storage
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• Storage devices may be either above or below ground• Different types include
Storage Tanks Water Containers Lagoons or Lined Ponds Size based on rainfall pattern, demand,
budget and area
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SO AS WE ALL ARE THE HUMAN BEINGS AND ITS OUR RESPONSIBILTY TO SAVE OUR GROUND WATER LEVEL AND MAKE THEM RECHARGE AT TIME TO TIME
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