Orangutans biofuels food and dilemmas lie at the heart of a conversation that's over in the comments under the Greenpeace biofuels film clip story.
Here's an extract.
Hi Jon, Biofuels cannot be based on staple foods in the longer term. On that we are agreed. What I worry about is that additional palm oil or ethanol displaces other foods or gasoline into markets with large demands for energy.