The latest news on alternative fuels
Both candidates discussed proposals to boost alternative energy but not how to finance them.
The presidential candidates propose plans to reduce global warming, find alternative energies.
BMW's hydrogen-powered sedan is a kick—if you can find the fuel.
$4 gas puts the automaker in position to expand its market share.
The food-vs.-fuel debate rings hollow since Brazilians say they have the capacity to produce both.
An upcoming U.N. meeting is likely to question America's ethanol policy and how it gives aid.
Ideas range from improving aid programs to taking a break on biofuels.
Industry drivers are "stronger than they've ever been," says Guinness.
Even with petroleum diesel at $4 per gallon, farm-based renewable fuel can't compete on price.
The automaker's environmental cred is improving—but watch out for trick plays.