http://www.technologyreview.com/news/522246/a-faster-and-more-efficient-way-to-convert-carbon-dioxide-into-fuel/ / CO2 carbon dioxide greenhouse gas green house gas global warming climate change methane carbon monoxide CH4 catalysts catalyst silver carbon fibre matrix making burning hydrocarbons novel catalysts researchers University Illinois Chicago practical reverse converting carbon dioxide water into fuel convert conversion energy reaction economic economical CO2 liquid fuel Volcano process processes commercial commercially liquid fuels exhaust gases gas fossil fuel fossil-fuel power plants plant journal Nature Communications discovered last year that more efficiently turn carbon dioxide into carbon monoxide, petrol petroleum gasoline other products slow slowly expensive research researchers demonstration demonstrated relatively inexpensive carbon fibers same efficiency technique produces carbon monoxide about 10 times faster Amin Salehi-Khojin professor mechanical engineering University of Illinois at Chicago larger amounts membrane stable development work require industrial partners artificial leaf process run on sunlight solar panel generate electricity reactor form the carbon monoxide artificial leaf photosynthesis economic economical economy /