The National Academy of Science has released a report showing that health effects from burning fossil fuels cost the economy about $120 billion a year. Global warming was not included due to uncertainty, so it's focused mostly on air pollution.
Oct 27, 2009 The New York Times - Environment
Vauban, Germany is a new suburb that is part of the 'smart planning movement'. It is car-free, i.e. the streets are car-free, while car ownership is allowed but restricted to two garages, and the cost unbundled. Only 30% of families own cars.
May 12, 2009 The New York Times - Environment