Jatropha - a biofuel panacea?

news.bbc.co.uk — There is a bush which has grown across the Americas, Africa and Asia for centuries. It has been used to make soap and candles, or as a remedy for constipation, high fevers and even malaria. It is also highly toxic. But the wild Jatropha bush is now being seen as one solution to the world's desperate search for new sources of energy.