In May 2015, the ministry of environment, forests and climate change proposed rules to curb air pollution from coal-fired power plants.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/draft-emission-rules-allow-new-coal-plants-pollute
[2] http://admin.indiaenvironmentportal.org.in/category/author/dr-hisamuddin-papa
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-chennai
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ministry-environment-and-forests-moef
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/thermal-power-plants
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tamil-nadu
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chennai
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/who
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ennore-tps