What are the best things to do to recover a polluted river?

Question

causes of a dirty river

Answer 1

stop using detergents...oil...chemical factories

Answer 2

1.Stop discharge of pollutants into river immediately and divert them to a wastewater treatment plant for reducing the level of pollutants to the acceptable levels

2.Arrange to increase the flow in the river by diverting rain water to river to increase the dilution factor which will bring down the existing pollution level in the river

3.Provide sanitary arrangements along the river bank to prevent discharge of human excreta/body wastes

4.Arrange for solid waste management to prevent further disposing of solid wastes into river

5.Try to increase the dissolved oxygen level in the river water to encourage aquatic life in the river water

Answer 3

Stop the sources that are polluting it, such as factories.

Answer 4

Stop the source of pollution. Some water plants have the ability to sustain in polluted water and remove some harmful chemicals from water, try them too.

More plants and trees on bank side will help.