Bio-gasoline? we've all heard about biodiesel and bioethanol, but what on earth could be bio-gasoline (or renewable gasoline)? Sapphire Energy, the pioneers behind this product claim that it is a new kind of crude oil from one of the world's oldest and most adaptable plants: algae. According to The NY Times (Dec, o7), researches are trying to figure out how to grow enough of the right strains of algae and to extract the oil most efficiently. The biggest challenge is cutting the cost of production (nytimes, 07). For more info, go here