Diesel heavy vehicles plying in Delhi at night will have to pay for polluting the city's air.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/delhi-budget-diesel-goods-vehicles-will-pay-air-pollution
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/budget
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/diesel
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/centre-science-and-environment-cse
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/public-transport
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pollution-under-control-certification
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy-efficiency