Quoting Die Achse des Guten quoting The Guardian:

The Guardian, 2 Feb 2006: Research published last week in the US journal Science found that not only could bioethanol replace petrol with big energy savings, it would produce up to 15% less greenhouse gas emissions.
The Guardian today: Turning corn into ethanol is not environmentally sound,” said Bill Freese of the Centre for Food Safety. “It’s really an environmental disaster.”

(Benny Peiser: Five years later)