Isher J Ahluwalia , Ranesh Nair
Until 10 years ago, Alandur, a residential suburb of Chennai in the Kanchipuram district, famous for its ancient temples, had no underground sewerage. In 80% of the metropolitan area outside the city of Chennai, most households depended on septic tanks with soak pits.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/transforming-sanitation-scenarios-cities-how-we-can-and-why-we-must
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/financial-express-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sewage-treatment-plants-stp
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drainage
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sanitation
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/urban-sanitation
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sewage
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tamil-nadu
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chennai-t