With winter grudgingly giving way to spring, the guess here is discussion of the flawed Renewable Fuel Standard’s ethanol mandates, higher ethanol-blend fuels like E15 and the “blend wall” will rekindle debate in Congress. Lawmakers must act, because while EPA has proposed lowering ethanol-mandate levels from 2013, the rule still isn’t final (it was due at the end of November last year) and… Keep reading →