NOTICEABLE DIFFERENCE: Pollution, congested development and lack of a railway system such as the MRTS are depriving residents of north Chennai of quality life. A picture of contrast between Tondiarpet and Saidapet. The lines dividing north and south Chennai are not only drawn across access to quality healthcare, education or the standard of living but also physically drawn by the Railways. "Basin Bridge, Vyasarpadi and Perambur subways are important points of entry and exit and are flooded every monsoon,' says T.S. Thyagarajan, a Mylapore resident, who runs a school at Kodungaiyur. Equal access to quality of life can be achieved by concerted effort, political will and greater civic engagement from the residents, say long-term residents and elected representatives of the city. The well-worn clich