Air Pollution: Generation and consequences Toxic Air Pollutants Particulate Matter and its Health Effects Sulphur dioxide and its Health Effects Nitrogen dioxide and its Health Effects Carbon monoxide and its Health Effects Lead and its Health Effects Benzene Exposure and Health Effects Polycyclic Aromatic Hydrocarbons and their Health Effects Ozone and its Health Effects Diesel Exhaust and its Health Effects Estimating Health Effects due to changes in Air Pollution Common Respiratory Diseases Related to Air Pollution Effects of Environmental Pollutants on the Health of delhi Residents Abbreviations References