Search Results - "Wiklund, J A"

Drivers of Mercury Cycling in the Rapidly Changing Glacierized Watershed of the High Arctic’s Largest Lake by Volume (Lake Hazen, Nunavut, Canada) by St. Pierre, K. A, St. Louis, V. L, Lehnherr, I, Gardner, A. S, Serbu, J. A, Mortimer, C. A, Muir, D. C. G, Wiklund, J. A, Lemire, D, Szostek, L, Talbot, C

“…Across the Arctic, glaciers are melting and permafrost is thawing at unprecedented rates, releasing not only water to downstream aquatic systems, but also…”
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Mercury and metal(loid) deposition to remote Nova Scotia lakes from both local and distant sources by Roberts, S., Kirk, J.L., Wiklund, J.A., Muir, D.C.G., Yang, F., Gleason, A., Lawson, G.

“…Kejimkujik National Park, in Nova Scotia, Canada, is a sensitive region for metal(loid) contamination, such as mercury, in part due to long-range atmospheric…”
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Evaluating temporal patterns of metals concentrations in floodplain lakes of the Athabasca Delta (Canada) relative to pre-industrial baselines by Kay, M.L., Wiklund, J.A., Remmer, C.R., Owca, T.J., Klemt, W.H., Neary, L.K., Brown, K., MacDonald, E., Thomson, K., Vucic, J.M., Wesenberg, K., Hall, R.I., Wolfe, B.B.

“…[Display omitted] •Lack of pre-industrial baseline data hampers assessment of oil sands river pollution.•We analyzed metals concentrations in cores of…”
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Effects of shoreline permafrost thaw on nutrient dynamics and diatom ecology in a subarctic tundra pond by Morison, M. Q., Volik, O., Hall, R. I., Wiklund, J. A., Macrae, M. L., Petrone, R. M.

“…In permafrost landscapes, ponds and lakes are ubiquitous and important features that support long-term carbon storage and diverse diatom communities. With…”
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Bi-directional hydrological changes in perched basins of the Athabasca Delta (Canada) in recent decades caused by natural processes by Kay, M L, Wiklund, J A, Remmer, C R, Neary, L K, Brown, K, Ghosh, A, MacDonald, E, Thomson, K, Vucic, J M, Wesenberg, K, Hall, R I, Wolfe, B B

“…[1] Previous studies of river hydrometric records and Indigenous Knowledge holders claim that flood-induced recharge of ecologically important perched basins…”
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Evidence for past variations in methane availability in a Siberian thermokarst lake based on delta C-13 of chitinous invertebrate remains by van Hardenbroek, M, Heiri, O, Parmentier, FJ W, Bastviken, David, Ilyashuk, B P, Wiklund, J A, Hall, R I, Lotter, A F

“…Understanding past methane dynamics in arctic wetlands and lakes is crucial for estimating future methane release. Methane fluxes from lake ecosystems have…”
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Evaluating spatiotemporal patterns of arsenic, antimony, and lead deposition from legacy gold mine emissions using lake sediment records by Jasiak, Izabela, Wiklund, J.A., Leclerc, E., Telford, J.V., Couture, R.M., Venkiteswaran, J.J., Hall, R.I., Wolfe, B.B.

“…Gold mining operations near Yellowknife (Northwest Territories, Canada) released vast quantities of arsenic trioxide during the 1950s, which dispersed across…”
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Evidence for past variations in methane availability in a Siberian thermokarst lake based on δ13C of chitinous invertebrate remains by van Hardenbroek, M., Heiri, O., Parmentier, F.J.W., Bastviken, D., Ilyashuk, B.P., Wiklund, J.A., Hall, R.I., Lotter, A.F.

“…Understanding past methane dynamics in arctic wetlands and lakes is crucial for estimating future methane release. Methane fluxes from lake ecosystems have…”
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Genetic differences in estrogen-induced deoxyribonucleic acid synthesis in the rat pituitary: correlations with pituitary tumor susceptibility by Wiklund, J A, Gorski, J

“…Anterior pituitary nuclei isolated from rats were used in an in vitro DNA synthesis assay. The rate of in vitro synthesis was increased by prior in vivo…”
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Evidence for past variations in methane availability in a Siberian thermokarst lake based on I'13C of chitinous invertebrate remains by Hardenbroek, M, Heiri, O, Parmentier, FJW, Bastviken, D, Ilyashuk, B P, Wiklund, JA, Hall, R I, Lotter, A F

“…Understanding past methane dynamics in arctic wetlands and lakes is crucial for estimating future methane release. Methane fluxes from lake ecosystems have…”
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A comparative study of UVP and LDA techniques for pulp suspensions in pipe flow by Wiklund, Johan A., Stading, Mats, Pettersson, A. Johan, Rasmuson, Anders

“…For the first time, noninvasive measurements in pulp suspensions at consistencies ranging from 0.74%(w/w) up to 7.8%(w/w) have been performed simultaneously…”
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Response of an Aquatic Ecosystem to Human Activity: Hydro-Ecology of a River Channel in a Dune Watershed by Schincariol, Robert A., Maun, M. Anwar, Steinbachs, Janet N., Wiklund, Johan A., Crowe, Allan C.

“…Studies were conducted to characterize the hydrogeology of a dune watershed and examine the impact of a dam on plant community dynamics. Hydrostratigraphic…”
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