Environmental conservation and protection advocacy group founded in 1967 as the Mackinac Chapter of the Sierra Club, name later changed to Michigan Chapter; administrative, legislative, and topical files.
The records of the Michigan Chapter of the Sierra Club document the activities of this state affiliate of the national organization as well as the general environmental movement in Michigan. The series in the record group are: Executive Committee Records, Administrative Records, Department of Natural Resources (DNR), Health Issues, Land Issues, Legislation, Topical, and Audio/Visual Materials.