5 Green Cities of the Future

[lyonspotter]

http://science.howstuffworks.com/5-green-future-cities.htm

Excerpt: Single-car drivers commuting in fossil-fuel burning cars, smog­, pollution, crime -- what other ur­ban scourges can you think of? Half of the world's population currently live­s in urban areas; yet these urban areas make up only 2 percent of the world's land and spend three-quarters of the world's resources. That's a lot of people in a very small space consuming a great deal.