Links:
[1] http://admin.indiaenvironmentportal.org.in/news/epa-says-comment-soon-keystone-xl-pipeline
[2] http://admin.indiaenvironmentportal.org.in/category/author/timothy-gardner
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/planet-ark-australia
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/canada
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/oil
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment-impact-assessment-eia
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/green-house-gases
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution-control
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/environment
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy