Guardian: A revolutionary plan to produce green fuel from the jatropha plant has passed a major test by delivering its first shipments. D1 Oils, the British company behind the scheme, says it is well on the way to reaching its target of producing 1,000 tonnes of crude jatropha oil by December. “We are pleased to have demonstrated through the delivery of our first crude vegetable oil the potential of jatropha as a biofuel crop,” said Lord Oxburgh, the former chairman of Shell who is now chairman …