Air quality issues should get sorted once BS VI is rolled-out and mechanisms for real-world pollution monitoring and enforcement is in place.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/bs6-emissions-might-actually-be-cleaner-air-we-breathe-today-possible-solution-our-pollution
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/financial-express-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/bharat-stage-vi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/carbon-dioxide
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/carbon-monoxide
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/green-house-gases
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution