Ontario Ministry of Energy, Science and Technology; Ontario Ministry of the Environment(Ontario Ministry of Energy, Science and TechnologyOntario Ministry of the Environment, 1997)
Ministry of Environment and Energy; Ministry of Agriculture, Food and Rural Affairs(Ontario Ministry of Environment and Energy and Ontario Ministry of Agriculture, Food and Rural Affairs, 1996)
Lake Simcoe Region Conservation Authority; Ontario Ministry of Natural Resources; Ontario Ministry of Environment and Energy; Ontario Ministry of Agriculture, Food and Rural Affairs(Ontario Ministry of the Environment, 1995)