water pollution occurs when energy and other materials are released into the water, contaminating the quality of it for other users.
Types
Surface water pollution
Found on the exterior of the Earth's crust , oceans, rivers and lakes .
Groundwater pollution
Found in soil or under rock structure or aquifers .
Different causes of water pollution
Marine dumping
Industrial waste
Sewage , mainly from households .
Nuclear waste
Oil pollution
Underground storage leaks.
Effects on environment
Toxic water
Thermal heating
Our sources of water
1. What is water pollution?
2. Why is it difficult to clean up groundwater pollution?
3. Why is recycling important in preventing water pollution?