Vital, very readable guidance for investors, environmentalists, and interested bystanders looking toward a future without fossil fuels.' -BOOKLIST'It's hard to argue with the relentless logic.' -E/THE ENVIRONMENTAL MAGAZINE'Readers looking to separate facts from hype about cars running on hydrogen and large-scale fuel cell systems will find a useful primer here.'-PUBLISHERS WEEKLYLately it has become a matter of conventional wisdom that hydrogen will solve many of our energy and environmenta