Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/polar-potential
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/down-earth
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/minerals
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/deep-sea-mining
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/arctic-ocean
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/canada
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/petrol
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/natural-gas
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/oil-exploration
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/denmark
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/norway
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/russia
[14] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us
[15] http://admin.indiaenvironmentportal.org.in/category/thesaurus/statistics