How can cities help save the future? Alex Steffen, one of the world’s leading voices on sustainability, social innovation and planetary futurism, delivering a TED talk showing some cool neighborhood-based green projects that expand our access to things we want and need — while reducing the time we spend in cars.
There is also a comprehensive article on Treehugger website that presents the views of three important urban theorists: Alex Steffen, Kaid Benfield and Jim Kunstler.