Air pollution is associated with all the activities of humans. It is becoming a serious problem in coming years so it is relevant to find out how seriously our atmosphere is being polluted and how this pollution affects human and plant life in our environment. Not only the human activities are the source of our pollution but nature causes more pollution. Salts from oceans, gases and debris from volcanoes, terpenes and pollen from the plants and cosmic dust are some of nature's pollutants. Dust storms and forest fires add more debris to the atmosphere. However, nature has the power to recover from her own ravage's. This advent of industrial revolution has greatly increased the air pollution. The invention of automobiles by man has become . our worst. polluter, so humans are responsible for upsetting of nature's ecology. If we will continue to rush for more comforts in future, it is likely to destroy life around us and suffocate ourselves. Air pollution that is due to the presence of foreign substances in air, effects the quality and concentration of air substances. It is not only injurious to property, but also to vegetation and animal life. Air pollution is one of our most serious environmental problems. The sources vary from smokestacks and automobiles to noise and foreon containing aerosols.