Several provincial-level regions on Monday started implementing the "China VI" vehicle emission standards ahead of schedule to ramp up efforts against a major source of air pollution.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/china-starts-implementing-tougher-vehicle-emission-standards
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/xinhua
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution-control
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/china
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/diesel
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pm-25
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/oxides-nitrogen-nox
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/asia