Portland Number One Sustainable City-Again http://news.opb.org/article/3120-portland-number-one-sustainable-city-again/ City of Chicago Climate Action [pdf] http://www.chicagoclimateaction.org/ SustainLane's 2008 US City Rankings http://www.sustainlane.com/us-city-rankings/ United States Environmental Protection Agency: Personal Emissions...

The Chicago Wilderness is a network of more than 200,000 acres of protected land in the Chicago region, extending from Wisconsin to Indiana. This Web site describes the Chicago Wilderness and what makes it such a valuable resource. It also gives details on how to visit or volunteer. A relatively large section discusses threats to the biodiversity of the region and how the Chicago Wilderness is...