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| Ecological Factors | 2 |
| Ecology | 2 |
| Environmental Research | 2 |
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| Pollution | 2 |
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| Eberhardt, L. Lee | 1 |
| Harrison, H. L. | 1 |
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Peer reviewedEberhardt, L. Lee; And Others – Environmental Science and Technology, 1976
This paper is concerned with problems in assessing the behavior of trace substances introduced into natural systems, sampling models of five classes that might be used in the study of contaminants are reviewed. Adaptation of an industrial experimentation method and techniques used in economic geology to ecological sampling is recommended.…
Descriptors: Ecological Factors, Ecology, Environment, Environmental Research
Peer reviewedHarrison, H. L.; And Others – Science, 1970
Major consequences of present and additional environmental quantities of DDT pesticide are predictable by mathematical models of transport, accumulation and concentration mechanisms in the Wisconsin regional ecosystem. High solubility and stability produce increased DDT concentrations at high organism trophic levels within world biosphere…
Descriptors: Ecological Factors, Ecology, Environmental Influences, Environmental Research
