Photograph of regrowth at the Pingo control spill site near Tuktoyaktuk, Northwest Territories
Photograph of regrowth at the Pingo spray plot near Tuktoyaktuk, Northwest Territories
Photograph of regrowth at the Point spill site, near Tuktoyaktuk, Northwest Territories
Photograph of regrowth at the Split Pingo spray plot near Tuktoyaktuk, Northwest Territories
Photograph of regrowth at the Split Pingo spray plot near Tuktoyaktuk, Northwest Territories
Photograph of regrowth detail at the Lupin control site, near Tuktoyaktuk, Northwest Territories
Photograph of regrowth detail at the Meadow control site, near Tuktoyaktuk, Northwest Territories
Photograph of regrowth detail at the Point site, near Tuktoyaktuk, Northwest Territories
Photograph of regrowth in a wide strip of Plot 4 after glyphosate spraying, Riverside site, central Nova Scotia
Photograph of Rhodamine 245-T settling on foliage shortly after spraying at the Riverside site, central Nova Scotia
Photograph of rich Ammophila grasslands near weather station on Sable Island
Photograph of rich mixed grassland on Sable Island
Photograph of rich mixed grassland on Sable Island
Photograph of Richard Morash standing amid dead buckcherry one year after glyphosate spraying, Riverside site, central Nova Scotia
Photograph of Richard Morash standing between the boundary of glyphosate sprayed and unsprayed areas, Riverside site, central Nova Scotia
Photograph of Richard Morash standing in a four-year-old glyphosate sprayed plot, shortly after its second spraying, Riverside site, central Nova Scotia
Photograph of Richard Morash standing in a four-year-old glyphosate sprayed plot, shortly after its second spraying, Riverside site, central Nova Scotia
Photograph of Richard Morash standing in a glyphosate spray plot, six years after spraying, Little River Lake site, Kings County, Nova Scotia
Photograph of Richard Morash standing in a planted spruce spray plot, Riverside site, central Nova Scotia
Photograph of Richard Morash standing in an area of slow regeneration one year after glyphosate spraying, Riverside site, central Nova Scotia
Photograph of Richard Morash standing in an unsprayed alder reference plot, Little River Lake site, Kings County, Nova Scotia
Photograph of Richard Morash standing in the Plot 2 reference area, first post spray year, Riverside site, central Nova Scotia
Photograph of Richard Morash standing vegetation competition before glyphosate spraying, Cope's Hill, Riverside site, central Nova Scotia
Photograph of riparian habitat along the banks of the Churchill River, Newfoundland and Labrador
Photograph of shrub coverage at the Pingo control site, near Tuktoyakyuk, Northwest Territories
Photograph of six wild horses near freshwater pond on Sable Island
Photograph of six-year-old glyphosate spray plot with planted red spruce (Picea rubens), Little River Lake site, Kings County, Nova Scotia
Photograph of slow conifer regeneration after spraying, central Nova Scotia
Photograph of slow conifer regrowth in a control area at the Antrim site, Halifax County, Nova Scotia
Photograph of slow regeneration after spraying at the Little River Lake site, Kings County, Nova Scotia
Photograph of slow regeneration after twice spraying at the Antrim site, Halifax County, Nova Scotia
Photograph of slow regeneration after twice spraying at the Antrim site, Halifax County, Nova Scotia
Photograph of slow regeneration after twice spraying at the Antrim site, Halifax County, Nova Scotia
Photograph of slow regeneration in Plots 2 and 4 one year after glyphosate spray, Riverside site, central Nova Scotia
Photograph of slow regeneration in the second post-spray year at the Antrim site, Halifax County, Nova Scotia
Photograph of slow regeneration of Plot 3 as seen from Plot 1 after glyphosate spray, Riverside site, central Nova Scotia
Photograph of slow regeneration one year after glyphosate spraying, Riverside site, central Nova Scotia
Photograph of slow regrowth post-spray at the Antrim site, Halifax County, Nova Scotia
Photograph of slow vegetation regeneration at the Antrim site, Halifax County, Nova Scotia
Photograph of sparse Ammophila breviligulata (marram grass) on Sable Island dunes
Photograph of sparse Ammophila (marram grass) on Sable Island
Photograph of sparse Ammophila (marram grass) on Sable Island
Photograph of sparse Ammophila (marram grass) on Sable Island
Photograph of sparse mugwort (Artemesia) growing at a tailings site at Nickel Rim, near Sudbury, Ontario
Photograph of sparse vegetation regrowth at a tailings site at Copper Cliff, near Sudbury, Ontario
Photograph of Staghorn sumac (Rhus typhina) at Wanapitei River, near Sudbury, Ontario
Photograph of Staghorn sumac (Rhus typhina) at Wanapitei River, near Sudbury, Ontario
Photograph of Star tipped cup lichen (Cladonia alpestris) in Terra Nova National Park, Newfoundland and Labrador
Photograph of stunted Pinus sylvestris (Scotch pine) on Sable Island
Photograph of stunted tamarack (Larix laricina) with size reference on Long Island, near Postville, Newfoundland and Labrador