Air pollution is a major threat to mankind. Both developed and underdeveloped countries are now facing this environmental health problem. The presence of dust particles like nitrogen dioxide and particle substance make air polluted, which is harmful to humans. Indoor air pollution is more likely to impact on the overall health of humans by making their lives vulnerable and exposed to deadly diseases. The concentration of dust particles near living area causes severe problem to the human health. As compared to outdoor pollution, indoor pollution affects horrifically on the health of humans. Mold & pollen, tobacco smoke particles and carbon monoxide are the major elements of air pollution in surroundings area of any house. The surge in CO2 carbon emissions is also the major reason of air pollution in cities.