The Calumet Environmental Resource Center (CERC) is a unique resource library, meeting place and referral network where local community residents, government officials, nonprofit environmental organizations, and others can learn about and respond to pressing environmental issues in the Calumet Region.
CERC's extensive resource collection continues to grow daily and contains over 3,000 assorted reports, documents, maps, books, photographs and other resources that specifically focus on the Calumet region of southeastern Chicago, Cook County, and northwestern Indiana.