pollution

 Pollution

Pollution is the introduction of harmful materials into the environment .These harmful materials are called pollutants. Pollutants can be natural ,such as volcanic ash .They can also be created by human activities, such as trash or runoff produced by factories. pollutants damage the quality of air, water, and land.

Types of pollution

• Water pollution

 The contamination of water bodies, with a negative impact on their uses.

        

              

Air pollution

Air pollution of chemicals or particles in the air that can harm the health of humans, animals,

Land pollution

The degradation of the earths land surfaces ,both and below ground level is referred to land pollution.