Links:
[1] http://admin.indiaenvironmentportal.org.in/news/appeals-court-leaves-us-mercury-pollution-rules-place
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/reuters
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mercury
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/supreme-court
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy