Question

why are rivers losing out on their self-cleaning capacities?

Answer 1

The flow of the river, the presence of bacteria which decompose the pollutants and make them into harmless substances, are some factors which contribute to the self cleansing capacity of the river. ... Natural processes can help to keep the river clean to a certain extent but they cannot overcome uncontrolled pollution

Answer 2

The flow of the river, the presence of bacteria which decompose the pollutants and make them into harmless substances, are some factors which contribute to the self cleansing capacity of the river. ... Natural processes can help to keep the river clean to a certain extent but they cannot overcome uncontrolled pollution

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