"The Environmental Protection Agency’s (EPA) internal watchdog is launching a project to analyze the environmental impact of the federal ethanol mandate.

The EPA’s Office of Inspector General (OIG) sent a letter to agency officials Thursday about starting the project.

Some environmental groups and other ethanol opponents say the mandate in the renewable fuel standard causes more carbon dioxide emissions and other environmental problems than there would be without the mandate."

Timothy Cama reports for The Hill October 16, 2015. [2]