Your comments, questions, and feedback about this web site and CEN are welcome.
The purpose of the CEN website is to inform the public about opportunities to get involved in environmental issues in the greater Chicago metropolitan
area and to promote public participation in environmental activities. Member organizations offer a wide variety of opportunities that let you participate
in conservation activities and educational programs. Click here for a complete member list.
CEN was established with initial support from the Chicago Zoological Society and the Illinois Environmental
Protection Agency. Argonne National Laboratory, a division of the U.S. Department of Energy, provided technical development of the website. The
CEN office is located at Brookfield Zoo, 3300 Golf Road, Brookfield, Illinois 60513. Brookfield Zoo
provides technical support and funding for the CEN website.
Please feel free to send us your questions or let us know about any problems you encounter using the site. Just e-mail the CEN Coordinator at