Hybrid vehicles, integrating battery-powered electric motors as helpers to traditional-fueled engines, are catching on with car drivers. But, applying the same technology to larger vehicles is taking more time. Two Iowa public schools are leading the way with experimental hybrid buses.
Iowa Public Radio‘s Dean Borg reports on Dr. Shauna Hallmark‘s hybrid school bus research project.
Listen: [audio:https://news.engineering.iastate.edu/files/2010/11/IPR_111210_HybridBuses.mp3]