Posted AT 11:44 PM EST on 04/06/08
Not all biofuels take food off the table
Biofuels are where three of the great challenges for the 21st century overlap — energy, climate change and security of the food supply.
As the extent of the global food crisis has become widely known, biofuels have suddenly become the unwanted guest at the party. Certainly, biofuels made from cereal grains that might otherwise feed hungry people aren't the best way to cope with dwindling energy supplies or the need to curb greenhouse gases.
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