The biofuels industry is urging EPA to raise low-carbon fuel blending mandates in its pending 2014 renewable fuel standard (RFS), citing a new industry study that shows that carbon dioxide (CO2) levels will spike if the agency does not increase targets for cellulosic ethanol and advanced biofuels that have the lowest life-cycle CO2 emissions. The Biotechnology Industry Organization (BIO) Sept. 23 issued an updated study that claims that EPA's proposed rule setting 2014 blend targets for the RFS – which...