By Renfrey Clarke For governments and vehicle corporations, the charm of biofuels used to be the promise they held out of a ready-made solution to transport-related greenhouse gas emissions – a solution that might simply be dropped in, while changing almost nothing else.Freeways, suburban sprawl, four-wheel-drive family cars – everything could remain. Only the fuel on sale at the service stations would be different. Biofuels, the promise to the public ran, would be clean and green, an environmen

Read the rest here:
Biofuels and Sustainable Transport