Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 4 of 4 for “"Settling Ponds"”.
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Ecotoxicological Evaluation of Hollow Fill Drainages in Low Order Streams in the Appalachian Mountains of Virginia and West Virginia
… headwater streams originating directly from the settling ponds, placed at the base of the hollow fills, receiving drainages from the fills. Benthic macroinvertebrate analysis reported no significant alteration in total taxa or EPT richness downstream of the ponds. Yet, collector filterer …
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Smoke off the water : determination of mass emission rates from off-gassing surfaces
… off gassing surfaces, such as landfills and settling ponds. Because there has been little discussion on the survey patterns used for deploying flux chambers. This thesis looks into developing a scalable survey pattern as part of a flux chamber test methodology that can accurately give a …
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Plant uptake study : the hyperaccumulating and remediating potential of three plant species
… irrigated using water collected from the mine settling ponds containing elevated levels of selenium and sulphate. Water from an un-impacted creek near the mine site was used for the control bins. The bioconcentration factor (BCF), biological accumulation coefficient (BAC) and biological …
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Impacts of aquaculture effluent on water quality and biotic communities in Virginia headwater streams
… on feed loading rates and the use of effluent settling ponds. Periphyton were enhanced up to tenfold (58 mg/cm² chlorophyll <i>a</i>) downstream of farms, but enrichment was localized to within 400 m. The richness and abundance of sensitive macroinvertebrate taxa (mayflies, stoneflies, and …