Rhode Island School of Design Public Safety Officer Tony LeDoux, above, shows off an electric bicycle RISD recently purchased for patrols. A lithium-ion battery positioned above the rear wheel powers a small electric engine that propels the bike up to 15 mph without pedaling. Charged via a standard electrical outlet, the bike holds enough energy to last an entire eight-hour shift and releases no emissions. /
Rhode Island School of Design Public Safety Officer Tony LeDoux, above, shows off an electric bicycle RISD recently purchased for patrols. A lithium-ion battery positioned above the rear wheel powers a small electric engine that propels the bike up to 15 mph without pedaling. Charged via a standard electrical outlet, the bike holds enough energy to last an entire eight-hour shift and releases no emissions.