Future Cities

Benches that dump you for sitting too long, trash cans that spit your recyclables back out- will the Sentient City lack empathy?

WebEcoist has pulled together a fascinating gallery of imaginative designs for green dwelling and living spaces, including a design for co-op housing inspired by Anasazi cliff dwellings.

Matsys, an experimental architecture firm, used the book Dune as a starting point for its design of a terraced, sunken city form focused around preserving water.

Imagining cities of the future can bring about some pretty wild predictions. But when they're visions of existing cities, these futuristic predictions can be almost realistic.

This slideshow from Treehugger offers visions of the future of cities -- from decades ago and today.

Want to get kids off the street? Build playgrounds on top of skyscrapers, like in this retro-future design from 1957's Mechanix Illustrated.

That's the question the Vancouver Planning Commission has been tossing around with the public for the last year or so, as they prepare a "Change Charter" for City Hall.

At the World Science Festival in New York, visions of future cities mix the usual Blade Runner-esque architecture with abundant greenery.