As we accumulate different kinds of waste everyday, we are polluting our environment. Pollution can be categorized into 3 categories :
- Air pollution :
- Sources : burning of fuel, smoking, release of toxic gases from industries and others
- Water pollution :
- Sources : dumping of industrial wastes into water, oil spills, spraying insecticides, washing clothes, utensils near rivers and others
- Soil pollution :
- Sources : release of industrial waste, mining and deforestation