Betting big on biodiesel
Start-up GreenFuel uses 3-meter-high tubes to mix algae with sunlight, water and carbon-carrying emissions from power plants to create biodiesel fuel.
Credit: GreenFuel
Related stories:
Betting big on biodiesel
The algae system is being put to the test with the help of MIT and an energy utility in the southwestern United States.
Credit: GreenFuel
Related stories:
Betting big on biodiesel
GreenFuel isn't alone in its work on biodiesel. Others include the Virginia Biodiesel Refinery, which President Bush visited on May 16.
Credit: White House photo by Eric Draper
Related stories:
Betting big on biodiesel
While GreenFuel's biodiesel is intended for use in power plants, other companies are producing plant-based fuel for cars, as at this filling station in Toronto.
Credit: Zuma Press
Related stories:
Betting big on biodiesel
Bloomington, Ind., uses the biodiesel fuel B20 in some vehicles in its public transportation fleet.
Credit: National Biodiesel Board
Be respectful, keep it clean and stay on topic. We delete comments that violate our policy, which we encourage you to read. Discussion threads can be closed at any time at our discretion.