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1979

Wallace, R. R., Lock, M. A.

The colonization of limestone bricks and bitumen coated limestone bricks by benthic river organisms was followed over time. After nine weeks of colonization, no massive increase in the numbers of bacteria on the bitumen was noted, suggesting that degradation was not proceeding rapidly. However,...

1981

Davies, M. J. E., Davison, D. S., Rudolph, R. C., Hansen, M. C.

A climatological air quality dispersion was developed which provides more powerful analyses capabilities than are avaiIable in traditional COM-type models. The model incorporates a time series approach to satisfy identified user needs. The three components of the model are: the time series file...

1981

Davies, M. J. E., Davison, D. S., Hansen, M. C., Rudolph, R. C.

A climatological air quality dispersion was developed which provides more powerful analyses capabilities than are available in traditional COM-type models. The model incorporates a time series approach to satisfy identified user needs. The three components of the model are: the time series file...

1990

Yarranton, G. A., Wallace, R. R., Davis, C. S., Crowther, R. A., Davies, M. J. E., Stevens, D. L. M., Caton, R. B.

Alberta Environment is in the process of reviewing the scientific and technical basis for refinement of a regulatory approach to the environmental impact of present and future industrial development in the Athabasca oil sands region. The review has encompassed the results of 10 years (1975 to...

1980

Crowther, R. A., Lade, B. J.

This study assessed the level of secondary production in the Muskeg River and tested the validity of hypotheses generated by Crowther and Griffing (1979) regarding the trophic structure and function of the Muskeg River as a \"typical\" tributary of the Alberta Oil Sands Environmental Research...

1979

Lock, M. A., Wallace, R. R.

The epilithic microbial and micro-invertebrate communities under conditions of light and shade were studied from April to November 1978. During a period of increasing light intensity from May to June, the level of chlorophyll a (an algal biomass indicator) and numbers of Bacillariophyta in the...

1980

Wallace, R. R., Barton, D. R.

This project, which was a continuation of 1976-77 activities of AOSERP Project AF 2.0, \"Interim Report on Ecological Studies on the Benthic Invertebrates of Various Rivers in the Alberta Oil Sands Environmental Research Program Study Area, Northeastern Alberta\", was to describe the basic...

1979

Wallace, R. R., Barton, D. R.

This report details preliminary experimental and survey research on benthic communities affected by selected hydrocarbons and tailings sludge produced by existing oil sands mining and upgrading operations. Taxonomic surveys of macrobenthic communities were carried out in the Muskeg and Steepbank...

1979

Wallace, R. R., Lock, M. A.

This project (AF 2.0.2) was conducted in 1977-78 as a planned complement of another project (AF 2.0.1) on invertebrate resources. The scope of this project was to investigate productivity in the oil sands region and it involved both baseline data collection and manipulation experiments....

1975-01-01

Wallace, R. R.

Oil Sands Environmental Study Group realized that one of the better ways to create an atmosphere in which the industrial and environmental research worker could engage in constructive dialogue would be the provision of as much technical information as time would permit. We have learned from...