POLLUTION
Pollution is a contamination of the natural resources and the exploitation of the resources by the human activities.Pollution can cause in many forms.Pollution may cause by Noise, Heat, Dust, Energy, and Chemical substances.These substances which causes Pollution are called Pollutants.These Pollutants causes Pollution and kill many birds,animals and even humans.
Pollution occurs in various types.
- Air Pollution
- Noise Pollution
- Dust Pollution
- Water Pollution
- Light Pollution
- Thermal Pollution
- Plastic Pollution
Fig.1.1 Air Pollution caused by chemical factories
POLLUTION CONTROL
The raise of pollution causes the issue of Pollution Control.Various efforts were made to control the release of harmful substances to the Environment.But still the pollution is not totally controlled and even causes the contamination of the water bodies such as Rivers, Streams, Lakes, Oceans etc. The discharge of harmful gases to the environment causes various problems such as Global Warming, Greenhouse Effect, Acid rain etc.
There are various ways to reduce Pollution.Some of them are:
- Wastes from factories and industries should be discharged after proper treatment of wastes.
- Governments should take strict laws to reduce pollution.
- Public dustbins should be constructed in every local governments to collect the wastes from surrounding houses.
