Share taxi vehicles that follow a rough service route, but can go slightly out of their way to pick up and drop off passengers. In many US cities (e.g. Pittsburgh and Detroit), the term "jitney" refers to an unlicensed taxi cab. The name comes from an archaic, colloquial term for a five-cent piece in the US (the nickel). The common fare for the service when it first came into use was five cents, so the "five-cent cab" or "jitney cab" came to be known for the price charged. In Rhode Island a jitney license plate is used for all public passenger buses,
Hybrid taxi control and fuel economy standards of their taxi cabs. Senator Gillibran is planning to reintroduce the legislation in 2011. The first hybrid taxicab in London entered operations in 2004. It was a diesel-electric hybrid black cab. The hybrid taxicab was developed by engine designer Azure Dynamics and London Taxis International with support from the Energy Saving Trust and the Department for Transport. Calgary introduced its first hybrid taxis in 2006 and the city's had 50 hybrid taxicabs by August 2010 roll out by Checker Yellow Cabs, Associated Cabs, and Mayfair Taxi. Other cities where taxi service is available with hybrid