Photograph of oil along the shore, affecting Salix babylonica, at Alexandria Bay, New York
Photograph of a researcher examining weathered crude oil at Alexandria Bay, New York
Photographs of the area around Smoking Hills, Northwest Territories
Photographs of the area around Smoking Hills, Northwest Territories
Transparencies of Tuktoyaktuk spill vegetation recovery
Transparencies of Tuktoyaktuk spill vegetation recovery
Photographs of the Postville and Michelin Lake areas of Labrador
Photographs of the Postville and Michelin Lake areas of Labrador
Photographs of vegetation and scenery at Smoking Hills and Horton River, Northwest Territories
Photographs of vegetation and scenery at Smoking Hills and Horton River, Northwest Territories
Photographs of snakes at Amherstburg, Ontario, and the Allegheny Plateau, New York
Photographs of snakes at Amherstburg, Ontario, and the Allegheny Plateau, New York
Photographs of glaciers, snow-fields, and semi-deserts at Alexandra Fiord, Ellesmere Island
Photographs of glaciers, snow-fields, and semi-deserts at Alexandra Fiord, Ellesmere Island
Photographs of research equipment and infrastructure, Alexandra Fiord, Ellesmere Island
Photographs of research equipment and infrastructure, Alexandra Fiord, Ellesmere Island
Photographs of the geology and flora of Sverdrup Pass, Ellesmere Island
Photographs of the geology and flora of Sverdrup Pass, Ellesmere Island
Photographs of the scenery and flora at Fiona Lake, Somerset Island
Photographs of the scenery and flora at Fiona Lake, Somerset Island
Transparencies of forestry cartoons serving as teaching aids
Transparencies of forestry cartoons serving as teaching aids
Photographs of birds around Tuktoyaktuk, Northwest Territories
Photographs of birds around Tuktoyaktuk, Northwest Territories
Photographs of forestry and agriculture in western Sumatra and Borneo
Photographs of forestry and agriculture in western Sumatra and Borneo
Photographs of endangered plants
Photographs of endangered plants
Transparencies of Canadian maps used as teaching aids
Transparencies of Canadian maps used as teaching aids
Photographs of trees at Minesing Swamp, near Barrie, Ontario
Photographs of trees at Minesing Swamp, near Barrie, Ontario
Photographs of Dinosaur National Park and Banff National Park, Alberta
Photographs of Dinosaur National Park and Banff National Park, Alberta
Photographs of Voisey's Bay, Newfoundland and Labrador
Photographs of Voisey's Bay, Newfoundland and Labrador
Photographs of a forestry clearcutting operation near Corner Brook, Newfoundland
Photographs of a forestry clearcutting operation near Corner Brook, Newfoundland
Photographs of Gaff Point, Lunenburg County, Nova Scotia
Photographs of Gaff Point, Lunenburg County, Nova Scotia
Photographs of flora and fauna near Jasper, Alberta
Photographs of flora and fauna near Jasper, Alberta
Photographs of glyphosate and rhodamine spraying and recovery at Antrim, Riverside, and Little River Lake, Nova Scotia
Photographs of glyphosate and rhodamine spraying and recovery at Antrim, Riverside, and Little River Lake, Nova Scotia
Photographs of endangered flora and persistent coastal litter at Bon Portage Island, Baccaro and Swaine's Road bogs, Shelburne County, Nova Scotia
Photographs of endangered flora and persistent coastal litter at Bon Portage Island, Baccaro and Swaine's Road bogs, Shelburne County, Nova Scotia
Photographs of clearcutting and reforestation in Fundy National Park and Irving spruce plantations, New Brunswick
Photographs of clearcutting and reforestation in Fundy National Park and Irving spruce plantations, New Brunswick
Photographs of recovery from Spruce budworm in Cape Breton Highlands National Park
Photographs of recovery from Spruce budworm in Cape Breton Highlands National Park
Photographs of flora at Lake Joseph and Parry Sound, Ontario
Photographs of flora at Lake Joseph and Parry Sound, Ontario
Photographs of flora at Camp Naivelt, Brampton, Ontario
Photographs of flora at Camp Naivelt, Brampton, Ontario
Photographs of flora and fungi along the Magnetawan River, Ontario
Photographs of flora and fungi along the Magnetawan River, Ontario
Photographs of flora at Crawford Lake, Burlington, Ontario
Photographs of flora at Crawford Lake, Burlington, Ontario
Photographs of flora and scenery at Tuktoyaktuk
Photographs of flora and scenery at Tuktoyaktuk
Photographs of glyphosate spraying at Brier Island, Nova Scotia
Photographs of glyphosate spraying at Brier Island, Nova Scotia
Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
Photograph of Bill Freedman using binoculars on Brier Island, Nova Scotia
Photograph of the village of Westport, Brier Island, Nova Scotia
Photograph of an herbicide-spraying helicopter at Brier Island, Nova Scotia
Photograph of an herbicide-spraying helicopter at Brier Island, Nova Scotia
Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
Photograph of Bill Freedman using binoculars on Brier Island, Nova Scotia
Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
Photograph of a helicopter spraying Glyphosate at Brier Island, Nova Scotia
