Archives Catalogue

Photograph of a denuded hilltop 4 kilometres from the Copper Cliff site, near Sudbury, Ontario

Photograph of sulfur dioxide damage to red maple (Acer rubrum) at the Copper Cliff site, near Sudbury, Ontario

Photograph of tailings plant growth experiments without using a gravel base, Nickel Rim, near Sudbury, Ontario

Physical and biological effects of experimental crude oil spills on Low Arctic tundra in the vicinity of Tuktoyaktuk, N.W.T., Canada : [manuscript]

Photograph of slag being poured at the Nickel Rim mining site near Sudbury, Ontario

Photograph of slag heaps near a denuded slope junction, Coniston mining site, near Sudbury, Ontario

Photograph of slag heaps and plains at the Coniston site, near Sudbury, Ontario

Photograph of Bill Freedman standing on a snowy mining access road, near Sudbury, Ontario

Photograph of a sign prohibiting littering on the shoulder of the access road to the Coniston site, near Sudbury, Ontario

Photograph of slag heaps near the Coniston site, near Sudbury, Ontario

Photograph of a common haircap moss (Polytricum commune) mat near the Richard Lake site, near Sudbury, Ontario

Photograph of Mountain laurel (Kalmia latifolia) at Richard Lake, near Sudbury, Ontario

Photograph of Mountain laurel (Kalmia latifolia) and Labrador tea (Ledum groenlandicum) at Richard Lake, near Sudbury, Ontario

Photograph of bromegrass (Bromus inermis) at the Richard Lake site, near Sudbury, Ontario

Photograph of Mountain laurel (Kalmia latifolia) at Richard Lake, near Sudbury, Ontario

Photograph of field thistle (Cirsium arvense) near Sudbury, Ontario

Photograph of a thicket of field thistle (Cirsium arvense) near Sudbury, Ontario

Photograph of mining detritus on the north side of Kelly Lake, Copper Cliff site, near Sudbury, Ontario

Photograph of purple fringed orchid (Habenaria fimbriata) at Wanapitei River, near Sudbury, Ontario

Photograph of orange hawkweed (Hieracium aurantiacum) and bird's foot trefoil (Lotus corniculatus) at Burwash, near Sudbury, Ontario

Photograph of sparse mugwort (Artemesia) growing at a tailings site at Nickel Rim, near Sudbury, Ontario

Photograph of natural reclamation of a tailings site at Falconbridge, near Sudbury, Ontario

Photograph of a slag heap drainage pond at Coniston, near Sudbury, Ontario

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]

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]

Photographs of birds at the Headland site, Toronto

Photograph of a eight months of vegetation regrowth at a small controlled site at Nickel Rim, near Sudbury, Ontario

Photograph of an old roast bed after fifty years, Nickel Rim site, near Sudbury, Ontario

Photograph of Bog laurel (Kalmia polifolia) near Postville, Newfoundland and Labrador

Aerial photograph of a Black spruce (Picea mariana) burn site after seven years of regrowth, near Postville, Newfoundland and Labrador

Aerial photograph of a patterned rocky fen near Postville, Newfoundland and Labrador

Photograph showing Postville, Newfoundland and Labrador from the middle of Kaipokok Bay

Photograph of Brittle-pointed iris (Iris setosa) near beachland at Michelin Lake, Newfoundland and Labrador

Photograph of barrens at 500-foot elevation near Michelin Lake, Newfoundland and Labrador

Photograph of Krummholz Zone tundra near Postville, Newfoundland and Labrador

Photograph of altitudinal coastal tundra near Postville, Newfoundland and Labrador

Photograph of stunted tamarack (Larix laricina) with size reference on Long Island, near Postville, Newfoundland and Labrador

Photograph of a rich fen near Postville, Newfoundland and Labrador

Photograph of two unidentified people standing in a sparse Krummholz Zone area, Postville, Newfoundland and Labrador

Photograph of an unidentified person standing in a fen near Postville, Newfoundland and Labrador

Photograph of a fen rich in Deergrass (Scirpus caespitosus) near Postville, Newfoundland and Labrador

Photograph of slag heaps at Coniston site, near Sudbury, Ontario

Photograph of a receding receiving pond showing iron precipitate pollution at Nickel Rim site, near Sudbury, Ontario

Photograph of unidentified researchers standing at the base of slag heaps at the Coniston site, near Sudbury, Ontario

Photograph of a flooded access road to the Burwash mining site, near Sudbury, Ontario

Photographs of trees at Minesing Swamp, near Barrie, Ontario

Photograph of regrowth at the Pingo control site, near Tuktoyaktuk, Northwest Territories

Photograph of a basin bog near Postville, Newfoundland and Labrador

Photograph of Black spruce (Picea mariana) near Michelin Lake, Postville, Newfoundland and Labrador

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Showing 1580 results

Physical and biological effects of experimental crude oil spills on Low Arctic tundra in the vicinity of Tuktoyaktuk, N.W.T., Canada : [manuscript]

Population trends in water fowl wintering in the Toronto region, 1929-1976 : [manuscript]

Photographs of birds at the Headland site, Toronto

Photographs of trees at Minesing Swamp, near Barrie, Ontario