An Inconvenient Truth, Al Gore's ultra-popular 2006 documentary film about climate change, may not be entirely responsible for the current sustainability craze, but it certainly hasn't hurt. There is one big flaw with the film, however: Its doom-and-gloom position on global warming, realistic though it may be, is outright depressing. That's where Carl Fechner's The Fourth Revolution -- Energy Autonomy comes in. The German documentary offers up the heartening news that the world could be...
Published on March 31, 2010 11:25