SIR RICHARD BRANSON has joined forces with two of America’s top venture capitalists to slake California’s thirst for environmentally friendly fuels. Branson has injected more than $60m (£32m) into Cilion, a company that will make bioethanol from corn. He is investing alongside Vinod Khosla, the renowned Silicon Valley entrepreneur, and Ron Burkle, a Los Angeles billionaire who counts Bill Clinton among his advisers. The project is the start of a move by Branson’s Virgin empire into environmental businesses, a plan known internally as the Gaia Capitalism Project, after the environmental theory developed by the British scientist James Lovelock. Virgin Fuels,...