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This report describes both the accomplishments to date and the long-term plans of the joint project between the Toxic Substances Program of the Canadian Forestry Service and the Research Management Division of Alberta Environment. No evidence of impact on jack pine physiology was found when...
A number of coniferous and deciduous species that had been growing on the Suncor tailings sand dike for five to seven years were fumigated with 0.34 ppm SO2 under controlled environmental conditions. The results obtained were compared with those from similar fumigations of the same species grown...
Several important biochemical functions in an epiphytic lichen, EVernia mesomorpha, in response to controlled SO2 exposures were studied. Appreciable changes in these functions were observed even at a very low SO2 concentration (0.1 ppm), suggesting that epiphytic lichens are probably one of the...