With petroleum-based fuels contributing to climate change, advocates have backed plant-based biofuels as a greener source of energy. A 2007 law requires gasoline makers to add increasing amounts of the biofuel ethanol to the U.S. fuel supply. Home-grown ethanol has also been billed as providing American jobs and more energy independence. But some regulators are now proposing a reduction in the ethanol requirement. VOA's Steve Baragona looks at why, and what it could mean for food, fuel and the environment.
This program will begin at
This program has ended and is being processed for playback.