The traffic police have identified five alternative routes for heavy polluting vehicles.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/cops-identify-5-alternative-routes-polluting-trucks
[2] http://admin.indiaenvironmentportal.org.in/category/author/somreet-bhattacharya
[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/heavy-duty-vehicle
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[7] http://admin.indiaenvironmentportal.org.in/thesaurus/national-green-tribunal-ngt
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/national-highways-authority-india-nhai