Recently, the Tirupati railway station in Andhra Pradesh has been awarded IGBC (Indian Green Building Council) Gold rating.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/indian-railways-tirupati-station-turns-eco-friendly-gets-green-gold-rating-details-here
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/financial-express-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/andhra-pradesh
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tirupati
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environmental-security
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/leds
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rail-transport
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment