The State of the Air 2010 shows that the air quality in many places has improved, but that over 175 million people
Links:
[1] http://admin.indiaenvironmentportal.org.in/reports-documents/state-air-2010
[2] http://admin.indiaenvironmentportal.org.in/category/publisher/american-lung-association-0
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/urban-air-quality
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pm-25
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ozone
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us