Contents: Problems in our cities: Polluted air, tangled transit; why we think about electric vehicles; Introduction, An examination of alternatives to the gasoline engine, Impact of electric vehicles on urban problems, Impact of electric power systems on urban traffic flow, control, and facilities. Types of power sources: Reviews of system developments, including several kinds of hybrids; Introduction, Hybrid power systems for vehicles, NASA work on high-energy-density electrochemical power devices, Potential battery systems in vehicle propulsion, Battery-powered electric vehicles, Power systems for electric vehicles for military and commercial use, Fuel cell - battery power sources for electric cars, Electric vehicle research, European developments of power sources for electric vehicles. Auxiliary systems: Component developments; other aspects of the total vehicle system; Introduction, Electronic circuits for speed control and braking, The mechanical design of electric automobiles, Electrochemical systems, Separator systems. Batteries and fuel cells: Status of current research on specific energy-storage systems; how they perform, Introduction, Lead-acid batteries and electric vehicles, High-energy non-aqueous battery systems for electric vehicles, An electrically rechargeable zinc-air battery for motive power, Zinc-air batteries for the electric vehicle, Note on problems related to high-energy batteries, The atomics international sodium-air cell, Aluminum fuel cell for electric vehicles, Performance and economics of the silver-zinc battery in electric vehicles, A sodium-sulfur secondary battery, Lithium nickel-halide batteries, A state-of-the-art automotive fuel cell, Direct hydrocarbon and methanol-air fuel cells, Hydrogen-air fuel cells for vehicle propulsion. (Author)