Question

Mention the major causes of water pollution in a city

Answer 1

• Discharge of domestic wastes directly in water.
• No treatment of sewage waste before disposing into water..
• Polluting the soil with the discharge of harmful wastes; after rain these wastes run down and fall into nearest source of water.
• Release of faecal wastes of animals and humans into water.

Answer 2

Industrial Waste. ...

Sewage and Wastewater. ...

Mining Activities. ...

Marine Dumping. ...

Accidental Oil Leakage. ...

The burning of fossil fuels. ...

Chemical fertilizers and pesticides. ...

Leakage From Sewer Lines.