Browse Items (25 total) Browse All Browse by Tag Search Items Browse Map Tags: environmental protection Page of 2 Next Page Sort by: Title Creator Date Added Michigan Oil and Gas News Report on Pigeon River Discovery Michigan Oil and Gas News Norm Lyon Article on Pigeon River developments Norm Lyon 21 September 1976 Norm Lyon Article on Latest from Lansing about Pigeon River Norm Lyon 21 September 1976 Map of the Pigeon River Michigan DNR 9 April 1973 Oil Transport Truck Leonard Refineries 29 July 1952 Natural Shorelines The Watershed Council 2016 Letter from Elford A. Cederberg to Mr. Claude Ver Duin Elford A. Cederberg 24 May 1977 Letter from Elford A. Cederberg to Mr. Scott Bailey Elford A. Cederberg 20 May 1977 "Zebra mussel effects on diet and growth of adult yellow perch and predatory impact of freshwater drum on zebra mussels in pond enclosures." Sarah Ann Rautio, MI Department of Natural Resources 20 January 1995 Michigan Conservation 1962 Michigan Department of Conservation 1962 Michigan Conservation 1961 Michigan Department of Conservation 1961 Tribal Observer The Saginaw Chippewa Indian Tribe 2011 Letter to George Weeks from MI DNR MI Department of Natural Resources 17 September 1971 Letter to Christian A. Herter from Senator Robert Griffin Senator Robert Griffin 1 December 1972 Press Release 2/17/72 Senators Griffin and Hart 17 February 1972 "Great Lakes Defender" The Mining Journal 21 April 1971 Letter to Chairman Edmund S. Muskie from Senator Robert Griffin Senator Robert Griffin 4 October 1972 "Sen. Griffin helps pass toxic control bill" Midland Daily News 8 April 1976 "Our Great Lakes: Is Erie Spelling the Future Destiny of Michigan and Others?" The Commercial Record 24 June 1964 CMU's History Department and Critical Engagements Chair Greg Smith talks about his awakening to the importance of water Greg Smith 2022 Page of 2 Next Page Output Formats atom, dcmes-xml, json, omeka-xml, rss2