Electric powered trolley buses, are a quiet and pollution free transit vechicle.
While it is true that electric trolley buses did not last in North American citties like Chicago Illinois, Los Angeles California, Detroit Michigan, Fort Wayne Indiana or Cleveland Ohio due to various cost cutting economical circumstances involving maintenance and infrastructure issues, some citties like Seatle Washington, Philadelphia Pennsylvania, Dayton Ohio, San Francisco California, and Boston Massachusettes kept their systems going. They have even upgraded their electric powered trolley bus networks with new equipment and technology even.

This Boston Mass MBTA example, is viewed at nearby Watertown Massachusettes in 2008.