Skyscrapers and other enormous buildings are environmental horror shows. So you might think that Chicago -- birthplace of the skyscraper and home to nine of the world's 100 tallest buildings -- is like a City of the Eco-Damned. Not so. The Windy City has plenty of proof that it's building a foundation on building green.
We've devised the world's shortest survey to find out what kind of actions our readers are taking. You know you want to.