Ethanol from sunlight, carbon dioxide, and water:
UH professor Pengchen "Patrick" Fu works on developing strains of blue-green algae that eat carbon dioxide and produce ethanol.
Pond scum shows promise as fuel - The Honolulu Advertiser - Hawaii's Newspaper
video -From carbon dioxide to ethanolvia: Refactor Reality » Blog Archive » Renewable Fuel Straight Out of Sci-Fi
related: NextFest: Pond Scum, Pull Cords, Wind Turnbine, Solar Car, Low-Power Computing, Self-Reporting Power Cord
Technorati Tags: