Do You Want to Ride Your Bicycle?

If you think LA is a city of cars and freeways, think again.  Rising energy prices, choking traffic and worries about the environment may turn tomorrow’s southland into a world full of commuter cyclists and green roofs. Plus, an ecological designer on green-roof design, a SCI-Arc graduate on his favorite building in Los Angeles, and architect Cesar Pelli talks about his new Segerstrom Hall, opening next month in Orange County.