Top scientist says biofuels are scam Jonathan Leake and Steven Swinford THE government’s policy of promoting biofuels for transport will come under harsh attack this week from one of its senior science advisers. Roland Clift will tell a seminar of the Royal Academy of Engineering that the plan to promote bioethanol and biodiesel produced from plants is a “scam”. Clift, professor of environmental technology at Surrey University, sits on the scientific advisory council of Defra, David Miliband’s environment department. He will tell the seminar that promoting the use of biofuels is likely to increase greenhouse gas emissions. Clift’s comments will...