Effects of fertilization on three tundra plant communities of a polar desert oasis : [manuscript and other materials]
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Effects of fertilization on three tundra plant communities of a polar desert oasis : [manuscript and other materials]
Photographs of copper-zinc and sulfur dioxide devegetation
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Photographs of copper-zinc and sulfur dioxide devegetation
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Photograph of Northern Light at Brier Island, Nova Scotia
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Photograph of researchers at Brier Island, Nova Scotia
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Photograph of the village of Westport, Brier Island, Nova Scotia
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Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
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Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
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Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
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Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
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Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
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Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
Metal mobilization in home well water systems in Nova Scotia : [manuscript and other material]
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Metal mobilization in home well water systems in Nova Scotia : [manuscript and other material]
Effects of harvesting biomass for energy on the nutrient status and long-term productivity of forest stands in Nova Scotia : [manuscript and correspondence]
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Effects of harvesting biomass for energy on the nutrient status and long-term productivity of forest stands in Nova Scotia : [manuscript and correspondence]
Status of the Osprey, Pandion haliaetus, in Halifax and Lunenburg Counties, Nova Scotia : [manuscript and correspondence]
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Status of the Osprey, Pandion haliaetus, in Halifax and Lunenburg Counties, Nova Scotia : [manuscript and correspondence]
Major macrophyte communities and limiting factors for three lakes in Kejimkujik National Park, Nova Scotia : [draft manuscript and other materials]
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Major macrophyte communities and limiting factors for three lakes in Kejimkujik National Park, Nova Scotia : [draft manuscript and other materials]
Standing crops and productivities of the plant communities of a high arctic oasis on Ellesmere Island, N.W.T. : [draft manuscript and other materials]
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Standing crops and productivities of the plant communities of a high arctic oasis on Ellesmere Island, N.W.T. : [draft manuscript and other materials]
Photographs of recovery from Spruce budworm in Cape Breton Highlands National Park
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Photographs of recovery from Spruce budworm in Cape Breton Highlands National Park
Foraging behavior and prey selection by ospreys in coastal habitats in Nova Scotia, Canada : [manuscript]
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Foraging behavior and prey selection by ospreys in coastal habitats in Nova Scotia, Canada : [manuscript]
Aquatic plants of acid lakes in Kejimkujik National Park, Nova Scotia : floristic composition and relation to water chemistry : [manuscript and correspondence]
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Aquatic plants of acid lakes in Kejimkujik National Park, Nova Scotia : floristic composition and relation to water chemistry : [manuscript and correspondence]
Soils of an extensively vegetated polar oasis, Alexandra Fiord, Ellesmere Island : [manuscript and correspondence]
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Soils of an extensively vegetated polar oasis, Alexandra Fiord, Ellesmere Island : [manuscript and correspondence]
Survey of vegetated areas and Muskox populations in east-central Ellesmere Island : [manuscript and correspondence]
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Survey of vegetated areas and Muskox populations in east-central Ellesmere Island : [manuscript and correspondence]
Photographs of glyphosate and rhodamine spraying and recovery at Antrim, Riverside, and Little River Lake, Nova Scotia
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Photographs of glyphosate and rhodamine spraying and recovery at Antrim, Riverside, and Little River Lake, Nova Scotia
Seedbanks in several recently clear-cut and mature hardwood forests in Nova Scotia : [manuscript and correspondence]
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Seedbanks in several recently clear-cut and mature hardwood forests in Nova Scotia : [manuscript and correspondence]
Survey of aquatic macrophytes of Spectacle Lake and Jordan Lake, Nova Scotia : [draft manuscript]
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Survey of aquatic macrophytes of Spectacle Lake and Jordan Lake, Nova Scotia : [draft manuscript]
Ecology and health of communities dominated by Cassiope tetragona at Alexandra Fiord, Ellesmere Island, Canada : [manuscript and other materials]
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Ecology and health of communities dominated by Cassiope tetragona at Alexandra Fiord, Ellesmere Island, Canada : [manuscript and other materials]
Phenology and resource allocation in a high arctic evergreen dwarf shrub, Cassiope tetragona : [manuscript and other materials]
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Phenology and resource allocation in a high arctic evergreen dwarf shrub, Cassiope tetragona : [manuscript and other materials]
Acidity and associated water chemistry of amphibian habitats in Nova Scotia : [manuscript and correspondence]
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Acidity and associated water chemistry of amphibian habitats in Nova Scotia : [manuscript and correspondence]
Effects of acidity on Nova Scotia amphibians. First Annual Report : [manuscript]
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Effects of acidity on Nova Scotia amphibians. First Annual Report : [manuscript]
Management and conservation of forest resources : brief : [manuscript and correspondence]
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Management and conservation of forest resources : brief : [manuscript and correspondence]
Effects of various hardwood forest management practices on small mammals in central Nova Scotia : [manuscript and correspondence]
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Effects of various hardwood forest management practices on small mammals in central Nova Scotia : [manuscript and correspondence]
Pollution by arsenic in a gold-mining district in Nova Scotia : [manuscript]
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Pollution by arsenic in a gold-mining district in Nova Scotia : [manuscript]
Post-clearcutting secondary succession in a hardwood forest in central Nova Scotia : [draft manuscript and correspondence]
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Post-clearcutting secondary succession in a hardwood forest in central Nova Scotia : [draft manuscript and correspondence]
Entombed plant communities released by a retreating glacier at central Ellesmere Island, Canada : [manuscript and other materials]
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Entombed plant communities released by a retreating glacier at central Ellesmere Island, Canada : [manuscript and other materials]
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Photograph of a nesting Arctic tern at Alexandra Fiord, Ellesmere Island
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Photograph of a nesting Arctic tern at Alexandra Fiord, Ellesmere Island
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Photograph of a nesting Arctic tern at Alexandra Fiord, Ellesmere Island
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Photograph of a nesting Arctic tern at Alexandra Fiord, Ellesmere Island
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Photograph of a nesting Arctic tern at Alexandra Fiord, Ellesmere Island
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Photograph of a nesting Arctic tern at Alexandra Fiord, Ellesmere Island
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Photograph of a nesting Arctic tern at Alexandra Fiord, Ellesmere Island
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Photograph of a nesting Arctic tern at Alexandra Fiord, Ellesmere Island
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Photograph of a nesting Arctic tern at Alexandra Fiord, Ellesmere Island
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Photograph of a nesting Arctic tern at Alexandra Fiord, Ellesmere Island
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Photograph of an Arctic tern standing near a nest site at Alexandra Fiord, Ellesmere Island
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Photograph of a nesting Arctic tern at Alexandra Fiord, Ellesmere Island
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Photograph of a nesting Arctic tern at Alexandra Fiord, Ellesmere Island
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Photograph of a nesting Arctic tern at Alexandra Fiord, Ellesmere Island
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Photograph of a nesting Arctic tern at Alexandra Fiord, Ellesmere Island
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Photograph of a nesting Arctic tern at Alexandra Fiord, Ellesmere Island
Terrestrial impacts of coal-fired power plants, with particular reference to emissions of air pollutants
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Terrestrial impacts of coal-fired power plants, with particular reference to emissions of air pollutants