World's First Zero-Carbon, Zero-Waste City

Imagine a city built from the ground-up to use recycled materials and eschew carbon emissions. Next year, it may be real. The Masdar Institute of Science and Technology in Abu Dhabi has an ambitious project underway to create the world's first zero-carbon, zero-waste city by 2009. They're hoping to build this city in… » 3/14/08 2:30pm 3/14/08 2:30pm