A geothermal heat source called mantle plume lies deep below Antarctica's Marie Byrd Land, explaining some of the melting that creates lakes and rivers under the ice sheet, a NASA study has found.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/heat-source-under-antarctica-melting-its-ice-sheet-nasa
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/global-warming
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/geothermal-energy
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/antarctica
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/nasa
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/glacial-melt