Video: Can Bio Energy (bioethanol, biodiesel) Scale? Are Biofuels Sustainable?

Biofuels like bioethanol and biodiesel, and biomass like wood pellets, have been supported by governments around the world as a form of ‘renewable’ energy and as a way to achieve ‘energy independence’ by substituting bio energy for imported oil. But is bio energy clean? And can it scale? Is bio energy sustainable? Can it be financially viable?

Watch this excerpt from a recent keynote on the Future of Energy where I talk about biofuels and biodiesel, starting with the fact that green plants are solar plants.