Science Board’s Criticism Of Ethanol GHGs Spurs Biofuels-Sector Pushback

A draft “commentary” by EPA’s Science Advisory Board (SAB), questioning the agency’s estimation of corn ethanol’s greenhouse gas emissions when setting biofuel blending volumes under the renewable fuel standard (RFS), is provoking pushback from biofuels advocates fighting for favorable GHG profiles for both ethanol and aviation biofuel. “According to the best available science, it appears there is a reasonable chance there are minimal or no climate benefits from substituting corn ethanol for gasoline or diesel,” SAB’s Aug. 21 draft letter...