Geothermal energy is energy available as heat contained in or discharged from the earth
Links:
[1] http://admin.indiaenvironmentportal.org.in/reports-documents/renewable-energy-essentials-geothermal
[2] http://admin.indiaenvironmentportal.org.in/category/publisher/international-energy-agency
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/renewable-energy
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/geothermal-energy
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/electricity
[7] http://admin.indiaenvironmentportal.org.in/category/place-publication/paris