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2016-02-20T16:22:03+05:30
If the sewage is discharged without being treated into the lakes,rivers or grounds , it will contaminate the freshwater sources.Drinking of this contaminated water will spread diseases which will lead to deaths. It'll also lead to death of many aquatic animals.
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2016-02-20T16:27:37+05:30

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If the sewage is not treated
water resources will get polluted
fishes and other organisms in water die
it will cause a lot of diseases to humans as well
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