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Mahindra current affairs magazine
Mahindra current affairs magazine published this article page no 30 available water resources are degrading rapidly. the major rivers of the country generally retain better water quality in less densely populated upper stretches in hilly areas. in plains river water is used intensively for irrigation drinking domestic and industrial purposes. the drains carrying agricultural fertilisers and insecticides domestic solid and liquid wastes and industrial effluents join the rivers. the concentration of pollutants in rivers especially remains very high during the summer season when flow of water is low current affairs magazine in india buy.