It seems like alchemy: a Silicon Valley start-up says it has found a way to capture the carbon dioxide emissions from coal and gas power plants and lock them into cement. If it works on a mass scale, the company, Calera, could turn that carbon into gold.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/khosla-funded-calera-turns-co2-cement
[2] http://admin.indiaenvironmentportal.org.in/category/author/claire-cain-miller
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/carbon-dioxide
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/carbon-tax
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/carbon-capture-and-storage
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/building-materials
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/cement
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/cement-industry