Algae biofuel feasible, says Dept of Energy

Locating algae farms in carefully selected areas can drastically reduce the amount of water needed. Further, algae grown in this way could replace 17% of our imported oil.

Feed lots as nutrient sources for biofuel algae

[Confined Animal Feeding Operations] offer a rich source of nutrients that can be used as a feedstock to grow algae. Most operations located in the northern climates are equipped with anaerobic digesters that use microbes to break down the organic forms of nitrogen and phosphorous into inorganic forms, … all of which can be assimilated [...]