You may already know about solar heaters and rain barrels, but what about geothermal pumps and backyard wind turbines? Find out what's the latest in home green technology.
Roads that reduce pollution. Self-repairing buildings. It may sound like the stuff of science fiction, but nanotechnology is poised to fundamentally change the way we build the world around us. See more »
Sure, you'll save energy and money when you go green, but how much do you know about what it costs to make the switch? Test your knowledge and take our Super Savers: The True Cost of Green Construction Materials quiz! See more »