Photograph of panoramic view of spruce budworm aftermath in Cape Breton Highlands National Park
Photograph of outhouse facilities at a trailhead to the Tobeatic Wilderness Area, southwestern Nova Scotia
Photograph of orange hawkweed (Hieracium aurantiacum) at Burwash, near Sudbury, Ontario
Photograph of orange hawkweed (Hieracium aurantiacum) at Burwash, near Sudbury, Ontario
Photograph of orange hawkweed (Hieracium aurantiacum) and bird's foot trefoil (Lotus corniculatus) at Burwash, near Sudbury, Ontario
Photograph of one unidentified person walking along the beach on the Gaff Point trail, near Kingsburg, Nova Scotia
Photograph of one unidentified person walking along the beach on the Gaff Point trail, near Kingsburg, Nova Scotia
Photograph of one unidentified person standing along the coastline on the Gaff Point trail, near Kingsburg, Nova Scotia
Photograph of one unidentified person sitting on a littered lobster track on the rocky shore of Bon Portage Island, Shelburne County, Nova Scotia
Photograph of one unidentified person on a viewing stand in mixed heath on Sable Island
Photograph of one month of sedge (Eriophorum) regrowth at the Meadow spill site, near Tuktoyaktuk, Northwest Territories
Photograph of oiled juvenile guillemots after treatment along the Brittany coast after the Amoco Cadiz spill
Photograph of oil-covered tidal pools along the Brittany coast after the Amoco Cadiz spill
Photograph of oil-covered rocks along the Brittany coast after the Amoco Cadiz spill
Photograph of oil-covered rocks along the Brittany coast after the Amoco Cadiz spill
Photograph of oil-covered kelp on the Brittany coast after the Amoco Cadiz spill
Photograph of oil-covered kelp on the Brittany coast after the Amoco Cadiz spill
Photograph of oil pooling along coastline from SS Arrow oil spill, Chedabucto Bay, Nova Scotia
Photograph of oil invading a marshy embayment at Alexandria Bay, New York
Photograph of oil covered rocks, SS Arrow oil spill, Chedabucto Bay, Nova Scotia
Photograph of oil covered rocks, SS Arrow oil spill, Chedabucto Bay, Nova Scotia
Photograph of oil covered rocks, SS Arrow oil spill, Chedabucto Bay, Nova Scotia
Photograph of oil covered rocks with size reference, SS Arrow oil spill, Chedabucto Bay, Nova Scotia
Photograph of oil and cladophora along the shore at Alexandria Bay, New York
Photograph of oil along the shore, affecting Salix babylonica, at Alexandria Bay, New York
Photograph of oil along the shore at Alexandria Bay, New York
Photograph of oil along the shore at Alexandria Bay, New York
Photograph of oatgrass (Dantharia spicata) regrowth in a controlled area two years after glyphosate spraying, Antrim site, Halifax County, Nova Scotia
Photograph of northern red oak (Quercus rubra) on a hilltop 3 kilometres from the Copper Cliff site, near Sudbury, Ontario
Photograph of Northern Light at Brier Island, Nova Scotia
Photograph of Noreen Stadey and Zoe Lucas standing in the "Rose Bowl"
Photograph of Noreen Stadey and Zoe Lucas standing in the "Rose Bowl"
Photograph of nodding thread-moss (Pohlia nutans) at the Copper Cliff site, near Sudbury, Ontario
Photograph of nine wild horses in sparse Ammophila on Sable Island
Photograph of naturally regenerated spruce-fir after 12 years growth, Irving Deersdale Limit, central New Brunswick
Photograph of natural, mature, spruce-fir forest in the Irving Black Brook District, northwestern New Brunswick
Photograph of natural spruce regeneration after a clear cut near Fundy National Park, New Brunswick
Photograph of natural regeneration of balsam fir in the Irving Deersdale Limits, central New Brunswick
Photograph of natural reclamation of a tailings site at Falconbridge, near Sudbury, Ontario
Photograph of natural reclamation of a tailings site at Falconbridge, near Sudbury, Ontario
Photograph of Mountain laurel (Kalmia latifolia) at Richard Lake, near Sudbury, Ontario
Photograph of Mountain laurel (Kalmia latifolia) at Richard Lake, near Sudbury, Ontario
Photograph of Mountain laurel (Kalmia latifolia) at Richard Lake, 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 Mountain avens (Geum peckii), Brier Island, Nova Scotia
Photograph of Mountain avens (Geum peckii), Brier Island, Nova Scotia
Photograph of mosses (with size reference) along the Gaff Point trail, near Kingsburg, Nova Scotia
Photograph of moss and lichen growing on a fallen tree along the Gaff Point trail, near Kingsburg, Nova Scotia
Photograph of Mosher's Pond along the Gaff Point trail, near Kingsburg, Nova Scotia
