. "6. Implications of a Transitionto Hydrogen in Vehicles for the U.S. Energy System." The Hydrogen Economy: Opportunities, Costs, Barriers, and R&D Needs. Washington, DC: The National Academies Press, 2004.
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The Hydrogen Economy: Opportunities, Costs, Barriers, and R&D Needs
FIGURE 6-1 Demand in the optimistic vision created by the committee: postulated fraction of hydrogen, hybrid, and conventional vehicles, 2000–2050.
FIGURE 6-2 Postulated fuel economy based on the optimistic vision of the committee for conventional, hybrid, and hydrogen vehicles (passenger cars and light-duty trucks), 2000–2050.