On Feb 13th I posted Unintended Consequences III and talked about the conflict between crops used for food vs biofuels.
I just found a New York Times article “A New, Global Oil Quandary: Costly Fuel Means Costly Calories” which discusses this topic and confirms my fears.
Joe
I was always against using fertile land to fuel transportation. To my surprise, I never thought that Castro would agree with me on any point, but this. Of course, his motives might be others than the logical consequences you mentioned.