A clean makeover awaits tracks and railways stations in the state as South Central Railway has decided to replace existing excreta disposal systems in trains with environment friendly bio-toilets.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/south-central-railway-plans-200-new-bio-toilets
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-hyderabad
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rail-transport
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/toilets
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/sanitation
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biodegradable-waste
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/waste-management