Pollution

pollution

Pollution is the introduction of harmful materials into the environment .These harmful materials are called pollutants . pollutants can be natural such volcanic ash .they can also be created by human Activity.

There are 4 types of pollution:

Air pollution: source: smile from industries, vehicles, burning of waste etc...

Water pollution: source: water from industries, dumping of house hold waste, dumping medical equipment etc....

Land pollution :source: waste from industries dumping of used medical  equipment
,etc...

Noise pollution: source: construction activities, events ,war, transportation ,etc...