As Kent State University senior Angela Deibel guides the ZEV (Zero Emission Vehicle) from the Aeronautics and Technology Building to front campus on a recent sunny day, she glances at a row of small lights that flash overhead. “Those lights let us know that the battery has charged,” she explains to a passenger. “One day of sunlight (24 hours) equals eight miles.” The ZEV is a repurposed golf cart with an electric engine powered by three sources: a fuel cell, solar panel and batteries. The fuel cell efficiently converts fuel, such as hydrogen into electricity with no greenhouse gas emissi...