Measurements of urban ambient air quality of Chennai City

Chennai Metropolitan Area extends over 1180 sq. km and has a population of more than 8.5 million. Rapid increase in urbanization with vehicle congestion has increased menacingly on the roads of Chennai. As a result of this, gaseous pollutants and respirable and suspended particulate matter pollutants are continuously increasing in the ambient air of Chennai city. These pollutants have been assessed using high volume sampler at residential and traffic intersection sampling stations in Chennai City.