green cities

An equation for throwing shade

In the old West, ghost towns often formed from catastrophe, when natural or economic disasters led occupants to abandon their...

Ambitious green city project strives to emulate Silicon Valley's R&D; culture

A blueprint for the eco-tropolis of the future with fresh air, pristine water and cheap energy. Plus, 48 audacious ideas to save the planet

Want to see a model for successful and rapid environmental action? Check out our list of 50 leading green communities.