Fleets and consumers now see practical alternative-fuel vehicle options
Automakers and fans of alternative fuel vehicles have been waiting for years for consumers to start rolling off dealer lots driving green cars. It is slowly starting to happen, with the number of vehicles that don't run exclusively on standard gasoline nearly doubling from 534,000 on US roads in 2003 to almost 940,000 in 2010, according to US Energy Information Administration. The numbers have only risen since then, and Jon LeSage