The Spokesman-Review (Spokane, Wash., May 5) -- Plastic shopping bags could help power diesel-engine cars and pickup trucks. The lead author of a recent study on this topic is Brajendra Sharma, a research scientist at the sustainable technology center at Illinois. Also: Waste 360 (April 16), Moscow-Pullman Daily News (May 3), WSU News (April 29), India-West (San Leandro, Calif., May 15).