The average Indian railway passenger generates 64 grams of garbage a day.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/track-clean-sweep
[2] http://admin.indiaenvironmentportal.org.in/category/author/gayatri-jayaraman
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/india-today-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/garbage
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/rail-transport
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/waste-disposal
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/teri
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/washington
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/delhi
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/hyderabad
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pepsico
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/world-bank