Video from GOOD - Most of the world's population now lives in cities. How can we make sure these urban centers are good homes for humanity? Cities from Bogotá and Rio de Janeiro to Seoul are leading the way, using fresh ideas to reduce pollution and waste; provide efficient, clean transportation; and support biodiversity.
From Florida to China, showcase "green" communities are popping up all over the globe. But some have already failed. Here are four model cities that might actually make it.
World Environment Day was established by the UN in 1972 to give a human face to environmental issues. But as these images show, developing countries suffer the worst effects of waste and pollution. Here, a trash-covered creek in Manila, Philippines, where slums often adjoin rubbish dumps. The country's poorest sift through the garbage to find discarded objects they can sell on or re-use, or even scraps of food to eat
Slide show with commentary about the high rise in Chicago and how this was the city to watch for the 20th Century and how cities might re-assess their need to build up as a traditional CBD. Helps to establish the idea of a CBD based on building height with Bid Rent and Burgess.
[Submitted by Chris Stephenson]
This video presents how the urban complex of Amsterdam, Rotterdam, and The Hague threatens to intrude upon the rural spaces between the three cities, and how the Dutch government seeks to preserve a sustainable urban environment.
[Submitted by John Jordan]