Describe the prevention methods of water pollution.

Explanation

The followings are the prevention strategies of water pollution:
(i) Regulate or control ofpollutant discharge at the point of generation.
(ii) Treatment of waste water by scientific methods before discharge into municipal treatment sources.
(iii) Setting up of Sewage Treatment Plants (STP) and Effluent Treatment Plants (ETP) where ever needed.
(iv) Regulate or restrict the use of chemical fertilizers and pesticides in agriculture.
(v) reate public awareness and involve people in action plan.