This is a NOVA Science NOW documentary series (18 Aug. 2009), featuring visits to algae biotechnology firms in the USA.
What if you could generate useable biofuels that didn’t have the problems associated with corn ethanol or plant-based processes, didn’t use arable land or freshwater, and didn’t rely on foodstuffs, and that also cost very little and could be “tuned” to produce hydrogen?
(Algae section starts from 15:22 min.)
Well, there is such a thing. It’s algae, which just may be our biofuel future.
Reported by Algae World News