File contains 17 photographs taken by Bill Freedman, around Tuktoyaktuk and Norman Wells, between 1973 and 1974. Photographs show regrowth of Salix glauca, Betula glandulosa, Ledum palustre (among others).
File contains 51 photographs taken by Bill Freedman from locations around Tuktoyaktuk, Northwest Territories, between 1973 and 1986. Photographs show plants of the region.
File contains 73 photographs taken by Bill Freedman at the sites of small, controlled, experimental oil spills near Tuktoyaktuk (Pingo, Point, Meadow, Lupin), predominantly from 1973 and 1974. Also includes some photos from similar experiments at Cape Parry. Photographs document experimentation of regrowth of vegetation in response to small-scale oil spills.
File contains 37 photographs taken by Bill Freedman in the vicinity of Tuktoyaktuk, NT, in 1986. Photographs document experimentation of regrowth of vegetation in response to small-scale oil spills, at the Split Pingo spray plot and Meadow spill sites.
File contains 8 transparencies created by Bill Freedman, likely in the early-1980s. Transparencies provide data related to the effects of an oil spill on vegetation (based on Freedman's 1974 fieldwork near Tuktoyaktuk).