EPA biofuels rule: calculating the payback
The EPA released a report yesterday that proposes to change the rules of the biofuels game. The report, titled “Regulation of Fuels and Fuel Additives: Changes to Renewable Fuel Standard Program,” examines the lifecycle of corn-for-ethanol practices and sets the “payback” period of carbon emissions for corn-for-ethanol fuel as 33 years. The payback period means that at first, corn-for-ethanol practices…