Tim Halbur

Asia's energy consumption increased 70% in the ten years leading to 2008. With China continuing to build and urbanize, the Economist argues that the country's sustainable strategies won't make a significant dent in the problem.

The "Build a Better Burb" contest from Long Island Index has chosen 23 finalists with a variety of interesting ideas for redesigning the suburbs for the next century - in this case, Long Island.

A new report says that roads embedded with titanium dioxide can help purify the air by absorbing 25 to 45 percent of nitrogen oxides emitted by cars.

Dan Rodricks has been reading a lot of "good news" about new residential building permits being taken out around Baltimore, and questions whether new development is always a good sign.

The Obama administration is trying to rein in suburban sprawl. But is it any match for 70 years of unsustainable development?