Abstract:As we all know that water is the most precious compound found in nature.It covers about 71% of the earth surface. About 97.3% of water is contained in the great oceans that are saline and 2.14% is held in icecaps glaciers and in the poles, which are not useful. The remaining 0.56% are found on earth which are useful for general purpose. Out of which Groundwater is one of the purest form of water available on this earth. It has been estimated that approximately one third of the world’s population use groun… Show more
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