[HTML][HTML] Paleolimnological evaluation of metal (loid) enrichment from oil sands and gold mining operations in northwestern Canada
Abundant reserves of metals and oil have spurred large-scale mining developments across
northwestern Canada during the past 80 years. Historically, the associated emissions …
northwestern Canada during the past 80 years. Historically, the associated emissions …
Organic matter control on the distribution of arsenic in lake sediments impacted by~ 65 years of gold ore processing in subarctic Canada
Climate change is profoundly affecting seasonality, biological productivity, and hydrology in
high northern latitudes. In sensitive subarctic environments exploitation of mineral resources …
high northern latitudes. In sensitive subarctic environments exploitation of mineral resources …
Arsenic mobility and characterization in lakes impacted by gold ore roasting, Yellowknife, NWT, Canada
The controls on the mobility and fate of arsenic in lakes impacted by historical gold ore
roasting in northern Canada have been examined. A detailed characterization of arsenic …
roasting in northern Canada have been examined. A detailed characterization of arsenic …
Determining the effects of past gold mining using a sediment palaeotoxicity model
Ore processing techniques used in Yellowknife's largest mining operation, Giant Mine, is
responsible for the atmospheric release of approximately 20,000 t of particulate arsenic …
responsible for the atmospheric release of approximately 20,000 t of particulate arsenic …
Organic matter is a predominant control on total mercury concentration of near-surface lake sediments across a boreal to low Arctic tundra transect in northern Canada
Mercury (Hg) is a bioavailable and toxic element with concentrations that are persistently
high or rising in some Arctic and subarctic lakes despite reduced atmospheric emissions in …
high or rising in some Arctic and subarctic lakes despite reduced atmospheric emissions in …
Solid-phase speciation and post-depositional mobility of arsenic in lake sediments impacted by ore roasting at legacy gold mines in the Yellowknife area, Northwest …
CE Schuh, HE Jamieson, MJ Palmer, AJ Martin - Applied Geochemistry, 2018 - Elsevier
Arsenic (As) concentrations in lake sediments in the Yellowknife region, Northwest
Territories, Canada, are elevated from the weathering of mineralized bedrock and/or from …
Territories, Canada, are elevated from the weathering of mineralized bedrock and/or from …
Lead contamination from gold mining in Yellowknife Bay (Northwest Territories), reconstructed using stable lead isotopes
The contributions of contaminant sources are difficult to resolve in the sediment record using
concentration gradients and flux reconstruction alone. In this study, we demonstrate that …
concentration gradients and flux reconstruction alone. In this study, we demonstrate that …
Factors affecting elevated arsenic and methyl mercury concentrations in small shield lakes surrounding gold mines near the Yellowknife, NT,(Canada) region
Gold mines in the Yellowknife, NT, region—in particular, the Giant Mine—operated from
1949–99, releasing 237,000 tonnes of waste arsenic trioxide (As2O3) dust, among other …
1949–99, releasing 237,000 tonnes of waste arsenic trioxide (As2O3) dust, among other …
Impacts on aquatic biota from salinization and metalloid contamination by gold mine tailings in sub-Arctic lakes
Precious metal mining activities have left complex environmental legacies in lakes around
the world, including some sites in climatically sensitive regions of the Canadian sub-Arctic …
the world, including some sites in climatically sensitive regions of the Canadian sub-Arctic …
[HTML][HTML] Evaluating spatiotemporal patterns of arsenic, antimony, and lead deposition from legacy gold mine emissions using lake sediment records
I Jasiak, JA Wiklund, E Leclerc, JV Telford… - Applied …, 2021 - Elsevier
Gold mining operations near Yellowknife (Northwest Territories, Canada) released vast
quantities of arsenic trioxide during the 1950s, which dispersed across the landscape …
quantities of arsenic trioxide during the 1950s, which dispersed across the landscape …