More U.S.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/more-us-coal-plants-retire-due-green-rules-study
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/planet-ark-australia
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/coal
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/thermal-power-plants
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/power-industry
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/natural-gas
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ash
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution-control
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment