Alternative Fuels, revised and updated, discusses many of the issues influencing human energy use, including the availability and acceptability of other fuels, particularly the use of hydrogen. This new edition covers new hydrogen technological developments, oil supplies and new drilling techniques, the most recent information on hydrogen highway projects, breakthroughs in fuel cell technology and ultra low emissions in transportation, and the most recent statistics on emerging oil markets, energy reserves, and carbon dioxide increases. Energy policy, fuel supply trends, alternative scenarios, energy utilisation, sustainable energy, cost analysis, fuel escalation, energy and development, regulatory issues, implementation barriers, conversion systems, storage systems, thermodynamic efficiency, fuel chain efficiency, life-cycle efficiency, technology issues extracting, refining, air emission issues, safety, natural gas hydrogen gas, methanol, ethanol, steam reforming, and fumigation are also covered.