Renewable energy potential of Nova Scotia's hardwoods : [manuscript]
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Renewable energy potential of Nova Scotia's hardwoods : [manuscript]
Vascular plant communities of a polar oasis at Alexandra Fiord (79 N), Ellesmere Island, Canada : [manuscript and other materials]
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Vascular plant communities of a polar oasis at Alexandra Fiord (79 N), Ellesmere Island, Canada : [manuscript and other materials]
Birds and mammals of Alexandra Fiord and vicinity : [manuscript and other materials]
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Birds and mammals of Alexandra Fiord and vicinity : [manuscript and other materials]
Ecology of a high Arctic lowland oasis, Alexandra Fjord (78 53'N, 75 65'W), Ellesmere Island, N.W.T., Canada : 1980 and 1981 progress reports : [manuscript]
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Ecology of a high Arctic lowland oasis, Alexandra Fjord (78 53'N, 75 65'W), Ellesmere Island, N.W.T., Canada : 1980 and 1981 progress reports : [manuscript]
Effects of smelter pollutans on forest leaf litter decomposition near a nickel - copper smelter at Sudbury, Ontario. by B. Freedman and T.C. Hutchinson.
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Effects of smelter pollutans on forest leaf litter decomposition near a nickel - copper smelter at Sudbury, Ontario. by B. Freedman and T.C. Hutchinson.
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Photograph of a Snow goose nesting at Alexandra Fiord, Ellesmere Island
Photographs of plants from Alexandra Fiord, Ellesmere Island
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Photographs of plants from Alexandra Fiord, Ellesmere Island
Photographs of the effects of pollution of Double-crested cormorant in the Great Lakes and Lake Winnipegosis
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Photographs of the effects of pollution of Double-crested cormorant in the Great Lakes and Lake Winnipegosis
Intensive forest harvest : a review of nutrient budget considerations : [manuscript and correspondence]
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Intensive forest harvest : a review of nutrient budget considerations : [manuscript and correspondence]
Effects of harvesting biomass for energy on the nutrient status and long-term productivity of forest stands in Nova Scotia : [draft manuscripts]
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Effects of harvesting biomass for energy on the nutrient status and long-term productivity of forest stands in Nova Scotia : [draft manuscripts]
Variation in distribution and abundance of four sympatric species of snakes at Amherstburg, Ontario : [manuscript]
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Variation in distribution and abundance of four sympatric species of snakes at Amherstburg, Ontario : [manuscript]
Population trends of various species of birds wintering in southern Ontario : [manuscript]
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Population trends of various species of birds wintering in southern Ontario : [manuscript]
Photographs of Snow goose at Alexandra Fiord, Ellesmere Island
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Photographs of Snow goose at Alexandra Fiord, Ellesmere Island
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Photograph of a Snow goose nesting at Alexandra Fiord, Ellesmere Island
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Photograph of a Snow goose nesting at Alexandra Fiord, Ellesmere Island
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Photograph of a Snow goose nesting at Alexandra Fiord, Ellesmere Island
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Photograph of a Snow goose nesting at Alexandra Fiord, Ellesmere Island
Environmental impacts associated with increased harvesting and burning of wood for energy purposes in Nova Scotia : [draft manuscripts]
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Environmental impacts associated with increased harvesting and burning of wood for energy purposes in Nova Scotia : [draft manuscripts]
Survey of aquatic macrophytes in three lakes in Kejimkujik National Park, Nova Scotia : 1980 progress report : [draft manuscripts]
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Survey of aquatic macrophytes in three lakes in Kejimkujik National Park, Nova Scotia : 1980 progress report : [draft manuscripts]
Food and feeding behavior of sympatric snakes at Amherstburg, Ontario : [manuscript]
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Food and feeding behavior of sympatric snakes at Amherstburg, Ontario : [manuscript]
Proposal for a study on the increased use of wood as an energy source in Nova Scotia : [manuscript and other materials]
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Proposal for a study on the increased use of wood as an energy source in Nova Scotia : [manuscript and other materials]
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Photograph of a Snow goose nesting at Alexandra Fiord, Ellesmere Island
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Photograph of a Snow goose nesting at Alexandra Fiord, Ellesmere Island
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Photograph of a Snow goose at Alexandra Fiord, Ellesmere Island
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Photograph of a Snow goose nesting at Alexandra Fiord, Ellesmere Island
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Photograph of a Snow goose nesting at Alexandra Fiord, Ellesmere Island
Photographs of glaciers, snow-fields, and semi-deserts at Alexandra Fiord, Ellesmere Island
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Photographs of glaciers, snow-fields, and semi-deserts at Alexandra Fiord, Ellesmere Island
Photographs of the scenery and flora at Fiona Lake, Somerset Island
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Photographs of the scenery and flora at Fiona Lake, Somerset Island
Pollutant inputs from the atmosphere and accumulations in soils and vegetation near a nickel-copper smelter at Sudbury, Ontario, Canada : [manuscript and correspondence]
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Pollutant inputs from the atmosphere and accumulations in soils and vegetation near a nickel-copper smelter at Sudbury, Ontario, Canada : [manuscript and correspondence]
Photographs of the geology and flora of Sverdrup Pass, Ellesmere Island
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Photographs of the geology and flora of Sverdrup Pass, Ellesmere Island
Ecology of a polar oasis : Alexandra Fiord, Ellesmere Island, Canada : [manuscript and correspondence]
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Ecology of a polar oasis : Alexandra Fiord, Ellesmere Island, Canada : [manuscript and correspondence]
Smelter pollution near Sudbury, Ontario, Canada, and effects on forest litter decomposition :
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Smelter pollution near Sudbury, Ontario, Canada, and effects on forest litter decomposition :
Movements of sympatric species of snakes at Amherstburg, Ontario : [manuscript]
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Movements of sympatric species of snakes at Amherstburg, Ontario : [manuscript]
Photographs of Arctic fox at Alexandra Fiord, Ellesmere Island
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Photographs of Arctic fox at Alexandra Fiord, Ellesmere Island
Photographs of Baird's sandpiper at Alexandra Fiord, Ellesmere Island
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Photographs of Baird's sandpiper at Alexandra Fiord, Ellesmere Island
Photographs of glacial retreat at Alexandra Fiord, Ellesmere Island
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Photographs of glacial retreat at Alexandra Fiord, Ellesmere Island
Long-term effects of smelter pollution at Sudbury, Ontario, on forest community composition : [manuscript and correspondence]
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Long-term effects of smelter pollution at Sudbury, Ontario, on forest community composition : [manuscript and correspondence]
Photographs of Musk-ox at Sverdrup Pass, Ellesmere Island
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Photographs of Musk-ox at Sverdrup Pass, Ellesmere Island
Sources of metals in the environment : [draft manuscript and correspondence]
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Sources of metals in the environment : [draft manuscript and correspondence]
Effects of harvesting biomass for energy on the nutrient status and long-term productivity of selected forest sites in the Maritimes : [draft manuscripts and other materials]
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Effects of harvesting biomass for energy on the nutrient status and long-term productivity of selected forest sites in the Maritimes : [draft manuscripts and other materials]
Photographs of Rock ptarmigan at Fiona Lake, Somerset Island
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Photographs of Rock ptarmigan at Fiona Lake, Somerset Island
Effects of experimental crude oil spills on subarctic boreal forest vegetation near Norman Wells, N.W.T., Canada : [manuscript]
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Effects of experimental crude oil spills on subarctic boreal forest vegetation near Norman Wells, N.W.T., Canada : [manuscript]
Photographs of Abies fraseri decline and dieback, Mount Mitchell, North Carolina
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Photographs of Abies fraseri decline and dieback, Mount Mitchell, North Carolina
Photographs of the Amoco Cadiz oil spill, off Brittany
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Photographs of the Amoco Cadiz oil spill, off Brittany
Population size and structure of four sympatric species of snakes at Amherstburg, Ontario : [manuscript]
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Population size and structure of four sympatric species of snakes at Amherstburg, Ontario : [manuscript]
Photographs of birds at the Headland site, Toronto
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Photographs of birds at the Headland site, Toronto
Evaluation of loading of sulphate and heavy metals along a S-SE transect centering on Sudbury, Ontario ; Evaluation of sulphate and heavy metal loading rates and total sulphation as affected by forest canopies near Sudbury, Ontario ; Effects of smelter emissions on surrounding forest plant communities near Sudbury, Ontario : [manuscript and correspondence]
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Evaluation of loading of sulphate and heavy metals along a S-SE transect centering on Sudbury, Ontario ; Evaluation of sulphate and heavy metal loading rates and total sulphation as affected by forest canopies near Sudbury, Ontario ; Effects of smelter emissions on surrounding forest plant communities near Sudbury, Ontario : [manuscript and correspondence]
Population trends in water fowl wintering in the Toronto region, 1929-1976 : [manuscript]
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Population trends in water fowl wintering in the Toronto region, 1929-1976 : [manuscript]
Photographs of trees at Minesing Swamp, near Barrie, Ontario
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Photographs of trees at Minesing Swamp, near Barrie, Ontario
Melanistic Butler's garter snakes (Thamnophis butleri) at Amherstburg, Ontario : [manuscript]
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Melanistic Butler's garter snakes (Thamnophis butleri) at Amherstburg, Ontario : [manuscript]