Richest corporation of the country still has pockets where open defecation is the only choice.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/dirty-mumbai-6400-tonnes-solid-waste-40-pc-sewage-go-untreated
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/indian-express-mumbai
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/maharashtra
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/waste-disposal
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/open-defecation
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/waste-management
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/waste-treatment
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sanitation
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/solid-waste