Search Results - "Blais, J M"

Seaduck engineers in the Arctic Archipelago: nesting eiders deliver marine nutrients and transform the chemistry of island soils, plants, and ponds by Clyde, N., Hargan, K. E., Forbes, M. R., Iverson, S. A., Blais, J. M., Smol, J. P., Bump, J. K., Gilchrist, H. G.

“…Seabirds are thought to provide ecological services such as the movement of nutrients between marine and terrestrial ecosystems, which may be especially…”
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Fate and Persistence of Particulate and Dissolved Microcystin-LA from Microcystis Blooms by Zastepa, A, Pick, F. R, Blais, J. M

“…Few studies have estimated fate and persistence of the hepatotoxic microcystins (MCs) in situ , making ecological and human health risk assessments…”
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The Challenges of Characterizing the Zooplankton Community Response Following Simulated Spills of Diluted Bitumen into Boreal Lake Limnocorrals by Black, T. A., Paterson, M. J., Timlick, L., Cederwall, J., Blais, J. M., Hollebone, B., Orihel, D. M., Palace, V. P., Rodriguez-Gil, J. L., Hanson, M. L.

“…We attempted to characterize zooplankton community response following spills of the unconventional crude oil, diluted bitumen (dilbit), into 10-m diameter, ~…”
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Localized enrichment of polycyclic aromatic hydrocarbons in soil, spruce needles, and lake sediments linked to in-situ bitumen extraction near Cold Lake, Alberta by Korosi, J.B., Irvine, G., Skierszkan, E.K., Doyle, J.R., Kimpe, L.E., Janvier, J., Blais, J.M.

“…The extraction of bitumen from the Alberta oil sands using in-situ technologies is expanding at a rapid rate; however, investigations into the environmental…”
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The association of type 2 diabetes and insulin resistance/secretion with persistent organic pollutants in two First Nations communities in northern Ontario by Pal, S, Blais, J.M, Robidoux, M.A, Haman, F, Krümmel, E, Seabert, T.A, Imbeault, P

“…Abstract Aims Recent evidence suggests an association between persistent organic pollutants (POPs) and type 2 diabetes. In two First Nations communities where…”
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A soil ingestion pilot study of a population following a traditional lifestyle typical of rural or wilderness areas by Doyle, J.R., Blais, J.M., Holmes, R.D., White, P.A.

“…The relatively few soil ingestion studies underpinning the recommended soil ingestion rates for contaminated site human health risk assessments (HHRAs) that…”
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Polychlorinated biphenyls (PCBs) contamination and aryl hydrocarbon receptor (AhR) agonist activity of Omega-3 polyunsaturated fatty acid supplements: Implications for daily intake of dioxins and PCBs by Bourdon, J.A., Bazinet, T.M., Arnason, T.T., Kimpe, L.E., Blais, J.M., White, P.A.

“…Omega-3 polyunsaturated fatty acid (n-3 PUFA) rich oils derived primarily from fish are frequently consumed as supplements. Due to the tendency of persistent…”
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Vertebrate records in polar sediments: Biological responses to past climate change and human activities by Sun, L.G., Emslie, S.D., Huang, T., Blais, J.M., Xie, Z.Q., Liu, X.D., Yin, X.B., Wang, Y.H., Huang, W., Hodgson, D.A., Smol, J.P.

“…Biological responses to climate and environmental changes in remote polar regions are of increasing interest in global change research. Terrestrial and marine…”
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Examining spatial patterns in polycyclic aromatic compounds measured in stream macroinvertebrates near a small subarctic oil and gas operation by Korosi, J. B, Eickmeyer, D. C, Chin, K. S, Palmer, M. J, Kimpe, L. E, Blais, J. M

“…The Cameron River runs through a small, remote petrochemical development in the Cameron Hills (Northwest Territories, Canada). In order to evaluate the…”
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A survey of the traditional food consumption that may contribute to enhanced soil ingestion in a Canadian First Nation community by Doyle, J.R., Blais, J.M., White, P.A.

“…Soil ingestion rates in the order of 400mgd−1 have been proposed and considered plausible for use in human health risk assessments (HHRA) of Aboriginal…”
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A pilot study to assess the feasibility of using naturally-occurring radionuclides as mass balance tracers to estimate soil ingestion by Doyle, J.R., White, P.A., Blais, J.M.

“…The relatively few soil ingestion studies that have been conducted to date to support soil ingestion rate values used for contaminated site human health risk…”
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Mercury empirical relationships in sediments from three Ontario lakes by Ethier, A.L.M., Scheuhammer, A.M., Blais, J.M., Paterson, A.M., Mierle, G., Ingram, R., Lean, D.R.S.

“…Total mercury (THg), methyl mercury (MeHg), total organic carbon (TOC), sediment bulk density (SBD), redox potential (Eh) and percent fines measurements were…”
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Accumulation of persistent organochlorine compounds in mountains of western Canada by Blais, Jules M, Schindler, David W, Muir, Derek C. G, Kimpe, Lynda E, Donald, David B, Rosenberg, Bruno

“…Persistent, semi-volatile organochlorine compounds, including toxic industrial pollutants and agricultural pesticides, are found everywhere on Earth, including…”
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Simulating diluted bitumen spills in boreal lake limnocorrals - part 2: Factors affecting the physical characteristics and submergence of diluted bitumen by Stoyanovich, S., Rodríguez-Gil, J.R., Hanson, M.L., Hollebone, B.P., Orihel, D.M., Palace, V.P., Faragher, R., Mirnaghi, F.S., Shah, K., Yang, Z., Blais, J.M.

“…We examined the fate and behaviour of diluted bitumen (dilbit) as it weathered for 70 days in freshwater limnocorrals (10 m diameter × 1.5 m depth) installed…”
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Fate of polycyclic aromatic compounds from diluted bitumen spilled into freshwater limnocorrals by Stoyanovich, S., Yang, Z., Hanson, M., Hollebone, B.P., Orihel, D.M., Palace, V., Rodriguez-Gil, J.R., Mirnaghi, F., Shah, K., Blais, J.M.

“…Diluted bitumens (dilbits) are produced by mixing highly viscous bitumen with lighter petroleum products to facilitate transport. The unique physical and…”
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The Influence of Lake Morphometry on Sediment Focusing by Blais, Jules M., Kalff, Jacob

“…Sediment focusing is a process whereby water turbulence moves sedimented material from shallower to deeper zones of a lake. Sediment focusing occurs in lakes…”
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Regional changes in Cladocera (Branchiopoda, Crustacea) assemblages in subarctic (Yellowknife, Northwest Territories, Canada) lakes impacted by historic gold mining activities by Persaud, A. A., Cheney, C. L., Sivarajah, B., Blais, J. M., Smol, J. P., Korosi, J. B.

“…In Yellowknife (Northwest Territories, Canada), roaster stack emissions from historic gold mining activities, particularly Giant Mine (1948–2004), have left a…”
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Are fur farms a potential source of persistent organic pollutants or mercury to nearby freshwater ecosystems? by Gregory, B.R.B., Kissinger, J.A., Clarkson, C., Kimpe, L.E., Eickmeyer, D.C., Kurek, J., Smol, J.P., Blais, J.M.

“…Farming of carnivorous animals for pelts potentially contaminates nearby ecosystems because animal feed and waste may contain persistent organic pollutants…”
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Exploring within-ecodistrict lake organic matter variability and identifying possible environmental contaminant biomarkers using sedimentomics by Gregory, B.R.B., Bell, M.A., Sproule, A., Shields, S.W., Overy, D.P., Blais, J.M.

“…Sedimentomics methods offer insight into the physiological parameters that influence freshwater sediment organic matter (sedOM). To date, most sedimentomics…”
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Surface oil is the primary driver of macroinvertebrate impacts following spills of diluted bitumen in freshwater by Black, T.A., White, M.S., Blais, J.M., Hollebone, B., Orihel, D.M., Palace, V.P., Rodriguez-Gil, J.L., Hanson, M.L.

“…The response of freshwater invertebrates following accidental releases of oil is not well understood. This knowledge gap is more substantial for unconventional…”
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