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A network of 56 permanent plots, radiating from the periphery of the Syncrude Lease, was established during the summer of 1976. This network will allow continuous quantitative monitoring of the lichen flora using photographic techniques. Since lichens are highly sensitive to air pollutants such...
A study was undertaken in 1975 to determine the scientific, technical and economic feasibility of establishing air pollution effect gradients using lichenological methods on a radially arranged pattern of observation sites. The data acquired from 12 lichen sample plots indicate that the flora is...