Air pollution is killing 3.3 million people a year worldwide, according to a new study that includes this surprise: Farming plays a large role in smog and soot deaths in industrial nations.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/study-air-pollution-kills-33-million-worldwide-may-double
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/industrial-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pakistan
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/global
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/heart-diseases