Understanding the Science for Tomorrow: Myth and Reality

The Hydrogen Economy—Fact or Fiction? (1x20)

Air date: Jan 01, 2012

Imagine a planet that runs on hydrogen, an element that is enormously abundant and completely clean. How would it work, and what would we use it for? Would a hydrogen-powered car be dangerous? What will a future global hydrogen economy look like? What technological advancements are still needed to make this idea a reality?