On Big Picture TV, you can watch a video clip in which eco-architect William McDonough talks about his plan for building an environmentally sustainable city in China:
The Chinese plan to build housing for as many as 400 million of its citizens by 2017. With this in mind the Chinese government commissioned world famous eco-architect Bill McDonough and partner Michael Braungart to design a prototype city. Here, McDonough explains describes his vision for a sustainable, thriving metropolis.