what are the causes and effects of water pollution? write in a tabular form?
| Causes | Effects |
| Industrial waste |
Causes toxicity in plants and animals. Pollutes the soil by increasing its acidity, decreasing its fertility, and affecting the growth of worms which are beneficial for the soil. |
| Pesticides and fertilizers | Kills aquatic organisms like fishes. Seep into the ground and pollute the ground water. Accelerates the growth of algae in the water bodies and damages it. |
| Sewage | Contains many disease-causing pathogens which cause various diseases like typhoid, cholera, polio, hepatitis etc |
| Release of Superheated Water |
Increases temperature of ambient water that reduces dissolved oxygen content of water bodies. The abrupt change in the temperature of water body can kill the fish and other organisms. |
| Release of Waste and Oil form Refineries | Released oil penetrates into the plumage of birds and fur of mammals. This reduces their insulating ability and makes them more vulnerable to temperature fluctuations. |