Welcome to Episode 15 of The Spokesman Speaks podcast. In this episode, USDA senior economist Dr. Jan Lewandrowski shares the results on a new study he led on the greenhouse gas emissions of corn-based ethanol (compared to regular gasoline). Also in this episode, Dr. Sara Place (Senior Director of Sustainable Beef Production Research with the National Cattlemen’s Beef Association) dispels myths about the environmental footprint of cattle in the U.S.