Air Pollution

A mind map about Air Pollution. Any substance that alters the natural properties of the atmosphere, whether it be chemical, physical, or biological, is considered an air pollutant. Air pollution can occur indoors or outdoors. Common causes of air pollution include motor vehicles, industrial operations, household combustion appliances, and forest fires. In EdrawMind community, you can get more templates of mind maps or other topics in study, work and life.