Air quality: explaining air pollution – at a glance -

meaning of pollution in Longman Dictionary of Contemporary English pollution Air pollution · Air pollution is the contamination of air due to the presence of substances called pollutants in the atmosphere that are harmful to the health pollution Pollution is the presence of any substance in air, water, soil, or food which threatens the health of human, animal and plant life Pollution often results

pollution Soil Pollution · Improper industrial waste disposal · Oil Spills · Acid rain which is caused by air pollution · Mining activities · Intensive farming and