KALAMAZOO, Mich. - A new film blends song and comedy to examine more than a century of pollution in the Kalamazoo River.

The movie titled "Kalamazoo, River: US" made its premiere last month. Other screenings are planned and DVDs are being sold.

The movie is a mix of musical dramatization, comedic recreation and documentary-style filmmaking. It looks at the relationship between the waterway and the city of Kalamazoo, as well a the relationship between industry and nature.