Photograph of close-up detail regrowth at the Meadow winter spill site, near Tuktoyaktuk, Northwest Territories
Photograph of Bill Freedman and an unidentified researcher creating a small oil spill at a control site, near Tuktoyaktuk, Northwest Territories
Photograph of close-up detail regrowth at the winter spill site, near Tuktoyaktuk, Northwest Territories
Photograph of the Meadow control site, near Tuktoyaktuk, Northwest Territories
Photograph of an overview of the Pingo control site, near Tuktoyaktuk, Northwest Territories
Photograph of detailed regrowth at the Meadow summer spill site, near Tuktoyaktuk, Northwest Territories
Photograph of an abandoned DEW Line site (now a reindeer herding station) at Atkinson Point, Tuktoyaktuk Peninsula, Northwest Territories
Aerial photograph of an old oil rig drilling site, Mackenzie River delta, Northwest Territories
Aerial photograph of Immerk artificial island, Mackenzie Bay, Northwest Territories
Photograph of regrowth detail at the Point site, near Tuktoyaktuk, Northwest Territories
Photograph of an overview of regrowth at the Lupin control site, near Tuktoyaktuk, Northwest Territories
Photograph of an overview of regrowth at the Lupin spill site, near Tuktoyaktuk, Northwest Territories
Photograph of an overview of the oiled Pingo control site, near Tuktoyaktuk, Northwest Territories
Photograph of an overview of regrowth in the southwest corner of the Meadow summer site, near Tuktoyaktuk, Northwest Territories
Photograph of regrowth at the meadow control site near Tuktoyaktuk, Northwest Territories
Photograph of regrowth at the meadow winter spill site near Tuktoyaktuk, Northwest Territories
Photograph of Tuktoyaktuk from the top of Split Pingo
Photograph of scenery on the Tuktoyaktuk Peninsula from the top of Split Pingo
Photograph of Bill Freedman eating dried caribou in Tuktoyaktuk, Northwest Territories
Photograph depicting glacial striation near Postville, Newfoundland and Labrador
Aerial photograph of tundra at 2500 feet near Postville, Newfoundland and Labrador
Photograph of Tussock cottonsedge (Eriophorum vaginatum var. spissum) in a bog near Postville, Newfoundland and Labrador
Aerial photograph of a Black spruce (Picea mariana) burn site near Postville, Newfoundland and Labrador
Photograph depicting Streptomyces caespitosus in a lakeside fen near Postville, Newfoundland and Labrador
Photograph of an unidentified person standing on Long Island, near Postville, Newfoundland and Labrador
Photograph of Purple pitcher plant (Sarracenia purpurea), likely in Terra Nova National Park, Newfoundland and Labrador
Photograph of Black spruce (Picea mariana) on Long Island, near Postville, Newfoundland and Labrador
Photograph of tracked vehicle damage to a bog, spring-summer, near Michelin Lake, Newfoundland and Labrador
Photograph of dense forests and hills in Terra Nova National Park
Aerial photograph showing Black spruce (Picea mariana) woodlands, near Postville, Newfoundland and Labrador
Aerial photograph of seven years of regeneration at a Black spruce (Picea mariana) burn site, near Postville, Newfoundland and Labrador
Photograph of three wild horses on Sable Island
Photograph of Potamogetaon oblongus (bog pondweed) on Sable Island
Photograph of a sparse Ammophila (marram grass) enclosure on Sable Island
Photograph of unidentified bones exposed on Sable Island dunes
Photograph of sparse Ammophila breviligulata (marram grass) on Sable Island dunes
Photograph of a brackish pond near Lifesaving Station Number 3 on Sable Island
Photograph of Zoe Lucas and Noreen Stadey in the "Rose Bowl" on Sable Island
Photograph of a sparse Ammophila (marram grass) enclosure on Sable Island
Aerial photograph of freshwater ponds near Main Station on Sable Island
Photograph of Hippuris vulgaris (mare's tail) and Scirpus validus (bulrush) near freshwater pond on Sable Island
Photograph of Zoe Lucas and Noreen Stadey harvesting sandwort on Sable Island
Photograph of a sparse Ammophila (marram grass) enclosure on Sable Island
Photograph of mixed heath on Sable Island
Photograph of dense Ammophila along the north shore of Sable Island
Photograph of three wild horses drinking from a freshwater pond on Sable Island
Photograph of four unidentified people at the Coniston site, near Sudbury, Ontario
Photograph of reemergence of Stereocaulon paschale lichen at Richard Lake site, near Sudbury, Ontario
Photograph of the Inco superstack as seen from the Coniston site, near Sudbury, Ontario
Photograph of a small stand of White birch (Betula papyrifera) three kilometres south of Copper Cliff site, near Sudbury, Ontario
