With gasoline near $3 a gallon, climate concerns rising, and an election season in full swing, politicians are eager to tell constituents that they're doing something to help at the gas pump.
Enter ethanol or, more specifically, a plan in Congress to mandate that US gasoline refiners add a minimum of 36 billion gallons of ethanol to the nation's gasoline supply up from the 7.5 billion gallons currently mandated by 2012.
Ethanol's popularity comes despite charges from environmentalists, livestock farmers, and opponents of subsidies that the move won't meet energy goals and may damage the environment as food prices soar. Energy-security experts say the measure also falls short on a key goal: weaning America off foreign oil. Read the full story in the Christian Science Monitor.