Diesel fumes from heavy commercial vehicles are choking the capital and these trucks push up the air pollution level by several notches higher than what official estimates tell us.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/trucks-entering-delhi-more-corporation-claim
[2] http://admin.indiaenvironmentportal.org.in/category/author/jayashree-nandi
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/delhi
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/diesel
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/heavy-duty-vehicle
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment-pollution-control-authority-epca
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicles
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/centre-science-and-environment-cse
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution