As summer winds down and Congress returns from its August recess, it's a good time to provide a refresher on ethanol's many benefits and why-consumers benefit when there's a choice at the pump. For starters, ethanol helps reduce air pollution and cut greenhouse gas emissions. According to a January analysis by the U.S. Department of Agriculture, corn-based ethanol reduces greenhouse emissions (GHG) by 43 percent compared with gasoline, including hypothetical land use change emissions. The same analysis found that by 2022, corn ethanol could reduce GHG emissions by 76 percent compared with gasoline.
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