Mumbai: Indian vehicles are probably much louder than automobiles elsewhere in the world.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/vehicles-india-make-lot-more-sound-abroad
[2] http://admin.indiaenvironmentportal.org.in/category/author/nandini-sen-gupta
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-mumbai
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/maharashtra
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/noise-pollution
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/two-wheelers
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/state-pollution-control-board-spcb-0
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environmental-health
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/heavy-duty-vehicle
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment