Question

What happened in the river of ganga how water pollution occurs and how they prevent it?

Answer 1

Experts estimate that more than 3000 million liters of untreated sewage from these towns along the Ganges are pumped into the river every day. By the time it reaches Varanasi, whose untreated sewage (or most of it) is also pumped into the waters, it becomes a sewer and the sixth most polluted river in the world

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