Photograph of an Arctic tern looking at two eggs at a nest site at Alexandra Fiord, Ellesmere Island
Photograph of an Arctic tern standing near a nest site at Alexandra Fiord, Ellesmere Island
Photograph of an Arctic tern standing near a nest site at Alexandra Fiord, Ellesmere Island
Photograph of an Arctic tern standing near a nest site at Alexandra Fiord, Ellesmere Island
Photograph of an Arctic tern standing near a nest site at Alexandra Fiord, Ellesmere Island
Photograph of an Arctic tern standing near a nest site at Alexandra Fiord, Ellesmere Island
Photograph of an herbicide-spraying helicopter at Brier Island, Nova Scotia
Photograph of an herbicide-spraying helicopter at Brier Island, Nova Scotia
Photograph of Bill Freedman and others at Brier Island, Nova Scotia
Photograph of Bill Freedman and others at Brier Island, Nova Scotia
Photograph of Bill Freedman using binoculars on Brier Island, Nova Scotia
Photograph of Bill Freedman using binoculars on Brier Island, Nova Scotia
Photograph of coastline of Brier Island, Nova Scotia
Photograph of coastline of Brier Island, Nova Scotia
Photograph of geological formations on the coast of Brier Island, Nova Scotia
Photograph of Northern Light at Brier Island, Nova Scotia
Photograph of researchers at Brier Island, Nova Scotia
Photograph of the village of Westport, Brier Island, Nova Scotia
Photographs of a forestry clearcutting operation near Corner Brook, Newfoundland
Photographs of a forestry clearcutting operation near Corner Brook, Newfoundland
Photographs of acid rain evidence at Killarney, Ontario
Photographs of acid rain evidence at Killarney, Ontario
Photographs of agricultural scenes in Ontario, Saskatchewan, Alberta, and Nova Scotia
Photographs of agricultural scenes in Ontario, Saskatchewan, Alberta, and Nova Scotia
Photographs of Arctic fox at Alexandra Fiord, Ellesmere Island
Photographs of Arctic fox at Alexandra Fiord, Ellesmere Island
Photographs of Arctic tern at Alexandra Fiord, Ellesmere Island
Photographs of Arctic tern at Alexandra Fiord, Ellesmere Island
Photographs of Baird's sandpiper at Alexandra Fiord, Ellesmere Island
Photographs of Baird's sandpiper at Alexandra Fiord, Ellesmere Island
Photographs of birds around Tuktoyaktuk, Northwest Territories
Photographs of birds around Tuktoyaktuk, Northwest Territories
Photographs of birds at Smoking Hills, Northwest Territories
Photographs of birds at Smoking Hills, Northwest Territories
Photographs of birds at the Headland site, Toronto
Photographs of birds at the Headland site, Toronto
Photographs of breeding birds at Alexandra Fiord, Ellesmere Island
Photographs of breeding birds at Alexandra Fiord, Ellesmere Island
Photographs of Canadian forest fires
Photographs of Canadian forest fires
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 Collared lemming at Alexandra Fiord, Ellesmere Island
Photographs of Collared lemming at Alexandra Fiord, Ellesmere Island
Photographs of copper-zinc and sulfur dioxide devegetation
Photographs of copper-zinc and sulfur dioxide devegetation
Photographs of Dinosaur National Park and Banff National Park, Alberta
Photographs of Dinosaur National Park and Banff National Park, Alberta
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 endangered plants
Photographs of endangered plants
Photographs of flora and fauna near Jasper, Alberta
Photographs of flora and fauna near Jasper, Alberta
Photographs of flora and fungi along the Magnetawan River, Ontario
Photographs of flora and fungi along the Magnetawan River, Ontario
Photographs of flora and scenery at Tuktoyaktuk
Photographs of flora and scenery at Tuktoyaktuk
Photographs of flora at Camp Naivelt, Brampton, Ontario
Photographs of flora at Camp Naivelt, Brampton, Ontario
Photographs of flora at Cape Bathurst and Cape Parry, Northwest Territories
Photographs of flora at Cape Bathurst and Cape Parry, Northwest Territories
Photographs of flora at Crawford Lake, Burlington, Ontario
Photographs of flora at Crawford Lake, Burlington, Ontario
Photographs of flora at Lake Joseph and Parry Sound, Ontario
Photographs of flora at Lake Joseph and Parry Sound, Ontario
Photographs of forest and flora near Thompson, Manitoba
Photographs of forest and flora near Thompson, Manitoba
Photographs of forest regrowth in the Tobeatic Wilderness Area, Nova Scotia
Photographs of forest regrowth in the Tobeatic Wilderness Area, Nova Scotia
Photographs of forestry scenes on Vancouver Island, British Columbia
Photographs of forestry scenes on Vancouver Island, British Columbia
Photographs of forestry, biomass, hydrology, and clear-cutting scenes
Photographs of forestry, biomass, hydrology, and clear-cutting scenes
Photographs of Gaff Point, Lunenburg County, Nova Scotia
Photographs of Gaff Point, Lunenburg County, Nova Scotia
Photographs of glacial retreat at Alexandra Fiord, Ellesmere Island
Photographs of glacial retreat at Alexandra Fiord, Ellesmere Island
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 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
