Biofuel company LS9, along with government-funded researchers, have developed a way to convert non-food plants into biodiesel in a single step, promising lower costs.
Read more: Researchers coax bacteria to make biodiesel (http://news.cnet.com/8301-11128_3-10442992-54.html?part=rss&subj=news&tag=2547-1_3-0-20)