Energy: A clever new system uses asphalted roads, rather than solar panels, to collect solar energy in order to heat an office building
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/heat-street
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/economist-london
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/solar-energy
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/energy-technology
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/netherlands