Physical and chemical characteristics of three acidic oligotrophic lakes and their watersheds in Kejmkujik National Park, Nova Scotia : [manuscripts, draft manuscripts and correspondence]
Photograph showing uncollected logs and foliage at an unidentified central Nova Scotian site
Photograph showing the pouring of molten slag at Copper Cliff, near Sudbury, Ontario
Photograph showing the pouring of molten slag at Copper Cliff, near Sudbury, Ontario
Photograph showing the contrast between sprayed and unsprayed sites, one year after first glyphosate spray, Antrim site, Halifax County, Nova Scotia
Photograph showing stemflow at an unidentified central Nova Scotian location
Photograph showing stemflow and throughfall measurements at an unidentified central Nova Scotian site
Photograph showing scenery between the Richard Lake and Coniston sites, near Sudbury, Ontario
Photograph showing regrowth at the Meadow summer spill site, near Tuktoyaktuk, Northwest Territories
Photograph showing regrowth at the Meadow control site, near Tuktoyaktuk, Northwest Territories
Photograph showing Postville, Newfoundland and Labrador from the middle of Kaipokok Bay
Photograph showing forest biomass regeneration at a four- or five-year-old thin hardwood stand, Riverside site, central Nova Scotia
Photograph showing detail of regrowth at the Meadow spill site, near Tuktoyaktuk, Northwest Territories
Photograph showing close detail of regrowth at the Meadow summer spill site, near Tuktoyaktuk, Northwest Territories
Photograph of young spruce regeneration at the Antrim site, Halifax County, Nova Scotia
Photograph of young conifers and surrounding vegetation after one spray at the Antrim site, Halifax County, Nova Scotia
Photograph of young American kestrels perched in an area of clear cut shag, Shelburne County, Nova Scotia
Photograph of Woolly lousewort (Pedicularis kanei) near Tuktoyaktuk, Northwest Territories
Photograph of woolgrass (Scirpus cyperinus) at the "Reggae" biomass site
Photograph of wooden tailings pipes at the Copper Cliff site, near Sudbury, Ontario
Photograph of wooden corrosion-resistant tailing slurry pipes, Copper Cliff, near Sudbury, Ontario
Photograph of Wood horsetail (Equisetum sylvaticum) spreading at the Richard Lake site, near Sudbury, Ontario
Photograph of Wolfgang Maass measuring Thread-leaved sundew (Drosera filiformis) near Baccaro bog, Shelburne County, Nova Scotia
Photograph of Wolfgang Maass and Bill Freedman's child Jonathan measuring Thread-leaved sundew (Drosera filiformis) near Baccaro bog, Shelburne County, Nova Scotia
Photograph of winter forest biomass measurements at Site H, an unidentified central Nova Scotian 8-year-old stand
Photograph of wild horses at Gros Morne National Park, Newfoundland and Labrador