Links:
[1] http://admin.indiaenvironmentportal.org.in/news/us-regulators-biofuels-plan-cost-pump-industry-study
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/reuters
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biofuels
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/oil
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/renewable-energy
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/alternative-fuels
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ethanol