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 7 of 7 for “"Bioaccessibility of metals"”.
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Bioaccessibility of metals in Toronto city parks
The purpose of this work was to estimate metals bioaccessibility in soil samples from 15 city parks in Toronto, Ontario, Canada. Total metals concentrations were analyzed to identify contaminants that exceeded the Canadian Council of Ministers of the Environment (CCME) guidelines for …
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Bioaccessibility of metals in soils in selected parks in Montreal
The main focus of this study was to determine the concentrations and bioaccessibility of metals in Montreal city parks. Surface soil samples were collected from nine parks located across Montreal city and analyzed for total metals, pH, carbon content and bioaccessibility. Metal concentrations were …
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Bioaccessibility of metals in city park soils - city of Edmonton
… soils at playgrounds. Thus, a good understanding of soil ingestion and bioaccessibility has implications for the environmental management of urban parks. To this effect, this thesis focuses on heavy metals bioaccessibility in urban landscapes using the City of Edmonton as a case study. Total metal …
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Bioaccessibility of Metals in Soils of Parks and Playgrounds – Fort McMurray, Alberta
This study assessed the concentration and bioaccessibility of metals present in soils at parks and playgrounds in Fort McMurray, Alberta. Sixty soil samples collected from 20 parks and playgrounds were analyzed for pH, total metal concentration by X-ray fluorescence. In addition, in vitro …
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Concentrations and In Vitro Bioaccessibility of Metals in Soils at Urban Green Spaces in Toronto, Ontario
… from 25 urban green spaces within the City of Toronto. In vitro bioaccessibility was determined in eight of the samples as a surrogate for bioavailability. The mean concentrations of metals of interest, As, Cr, Cu, Ni, Pb, and Zn were below the Canadian Council of Ministers of the …
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Metal bioaccessibility of soils in urban parks in Fredericton and Saint John, New Brunswick
The purpose of this research was to determine the concentrations and bioaccessibility of metals in urban playground soils in the province of New Brunswick. Ten parks each were selected for sampling in Fredericton and Saint John, and a duplicate sample was taken from one park in each city. Metal …
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Interactions of Trace Metals with Plastic Production Pellets in the Marine Environment
… the interactions between dissolved trace metals and plastic debris under controlled laboratory conditions by using polyethylene pellets as a model plastic particle. Specifically, the study compared virgin pellets sourced from a local moulding plant with those collected from local beaches …