Judging from the flurry of venture-capital deals, big oil company investments, and attention from politicians on startups creating biofuels from algae, it might seem like the world has fallen in love with the technology to power vehicles with pond scum. But after all of the algae euphoria this summer, we’ve started seeing a few signs of an algae fuel backlash, with several prominent investors publicly questioning the economics of algae fuel.
At the AlwaysOn’s GoingGreen conference, outspoken cleantech investor Vinod Khosla said his firm has aggressively been looking at algae technologies, but hasn’t found one viable plan after looking at “maybe two dozen.” “The economics of algae don’t seem to work,” he said. (You can watch the video here by clicking on “Renewables at Scale.”)
The Algae Fuel Backlash: Here Come the Skeptics