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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., Leavitt, E. D., Rudolph, R. C., McKenna, R. R., Davison, D. S.

A climatological air quality dispersion was developed which provides more powerful analyses capabiIities than are avaiIable in traditional CDM-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., 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

Davison, D. S., Leavitt, E. D.

This analysis of AOSERP sigma data is an attempt to synthesize the available plume dispersion data from the AOSERP study region to derive a useful procedure for predicting the plume sigma values. The report includes a critical review of many of the more widely known sigma specification schemes...

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...

1985

Rudolph, R. C., Davison, D. S.

Minisonde data collected in the Athabasca Oil Sands area from 1975 to 1979 were analysed to determine regional values of roughness length (Zo). A rigorous selection re reduced the working data set to a small fraction of the original size. A least squares technique was used to determine from...