hydrogen has long been lauded as an answer to our energy problems. It can be produced from a cheap and abundant source
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/key-hydrogen
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/down-earth
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy-technology
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/hydrogen-energy
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/germany