photo: Randy Wick via flickr. New Environmental Protection Agency requirements for its Renewable Fuel Standards program have been released which raise an issue which has sat dormant for a little while: How to calculate the greenhouse gas emissions of a renewable fuel

while incorporating indirect land-use changes . The last we left it corn ethanol was on the ropes… Read the full story on TreeHugger

Continued here: 
Corn Ethanol Back in the Game Under New EPA Renewable Fuel Standard Rules