KOLKATA: Nearly 3,750 vehicles are on the move per minute on city roads between 8am and 8pm, spewing a cocktail of killer gases and soot that has the city gasping for breath.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/45-lakh-vehicles-12-hours-leave-kolkata-gasping
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-kolkata
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/state-pollution-control-board-spcb
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution