The Forest Preserves of Cook County’s Palos Preserves as the largest Urban Night Sky Place in the world.

Learn about some helpful ideas and approaches from our staff to help the environment every day.

Maximizing multiple ecological, social, and climate resiliency objectives across jurisdictional boundaries is the core work of the 19-member Watershed Alliance.

Report any irregular activity in the Chicago-Calumet River system.

MWRD resolution acknowledges the Chicago River as one of our most valuable and prominent natural resources.

Excited volunteers are mobilizing for Friends’ large-scale spring litter cleanup and restoration event. 

Artist Ben Miller painted a portrait of the Chicago River in reverse using a fly rod and reel, a process he calls “fly cast painting.” 

New team members help expand our resources and strategies for watershed planning and equitable partnerships across the watershed.

The awareness campaign engages the public about the importance of everyday actions in water use to help eliminate threats to the river system and Lake Michigan posed by combined sewer overflows.