Why biofuels? We shouldn't exaggerate. Everyone has the right to comment as they wish on the risks of a world food crisis but there has to be at least a minimum of respect for the truth.
Let's take the case of US maize. A considerable part of this year's harvest is used for biofuel production but just next door, Mexicans are short of maize for their staple food, tortilla. It's inadmissible. But who's responsible? Certainly not US farmers. Everyone is calling for the US to radically reduce...