Chicago Wilderness Alliance

Chicago Wilderness Alliance is a regional alliance of more than 250 different organizations that work together to improve the quality of life of the individuals and the many other species living in the Chicago (Illinois) area. Through the restoration and sustenation of the biological diversity that once encompassed the lands, their fundamental objective, to preserve the naturally occurring lands and waters in that region, is being made a reality.

Source: Wikipedia — Chicago Wilderness Alliance (CC BY-SA 4.0)