A transition to hydrogen vehicles could greatly reduce US oil dependence and carbon dioxide emissions, says a new congressionally mandated report from the National Research Council, but making hydrogen vehicles competitive in the automotive market will not be easy.
Vehicle costs are high, and the U.S. currently lacks the infrastructure to produce and widely distribute hydrogen to consumers.
The maximum practicable number of hydrogen vehicles that could be on the road by 2020 is 2 million, says the report.
The...
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