there 8 stars represent the different things in cook county
the red star means how cook county provides health care and hospitality
the blue stars represent the blue water of Lake Michigan
the green star represents the commitment to the preservation of the environment and forest preserves by cook county
the yellow star represents the transporting like buses and roadways all around cook county
the white stars represents the people and the major towns in the north,west,south basically everything in cook county and the light green background represents the green grass in the summer all around cook county