Millions of people in Mexico City are choking on the worst air quality in 14 years, as cars and trucks add to the pollution with their outdated emissions controls.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/dirty-little-pollution-secret-thats-choking-mexico-city
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/bloomberg
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mexico
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/vehicular-pollution
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/cars
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ozone
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution-control