Search Results: "Freshwater environment" OR "organochlorines" OR "POPs (persistent organic pollutants)" OR "PCBs" OR "plankton"

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Conceptual model of the terrestrial/freshwater compartment showing the main subcompartments and contaminant transfers, and exchanges with the atmosphere and oceans Conceptual model of the terrestrial/freshwater compartment showing the main subcompartments and contaminant transfers, and exchanges with the atmosphere and oceans
Hydrographs showing two types of streamflow regimes for Arctic rivers: a) Arctic nival regime and b) proglacial regime Hydrographs showing two types of streamflow regimes for Arctic rivers: a) Arctic nival regime and b) proglacial regime
a) The annual (1973-1990) and mean annual hydrographs for the Mackenzie River above the Arctic Red River, NWT, Canada, indicating the dominance of the spring freshet in May a) The annual (1973-1990) and mean annual hydrographs for the Mackenzie River above the Arctic Red River, NWT, Canada, indicating the dominance of the spring freshet in May
Monthly mean discharge expressed as a percent of annual discharge from available data for selected Russian and Canadian rivers draining to the Arctic Monthly mean discharge expressed as a percent of annual discharge from available data for selected Russian and Canadian rivers draining to the Arctic
Comparison of monthly water and suspended sediment loads to the Mackenzie Delta plain for the period 1974-1983 Comparison of monthly water and suspended sediment loads to the Mackenzie Delta plain for the period 1974-1983
Illustration of the movement of less dense spring freshet water moving through a small Arctic lake underneath the surface ice cover, but not mixing with the water column Illustration of the movement of less dense spring freshet water moving through a small Arctic lake underneath the surface ice cover, but not mixing with the water column
Monthly mean discharges for the Nelson River, Canada for the period 1960 to regulation in 1973, compared to post-regulation discharges from 1976 to 1990 Monthly mean discharges for the Nelson River, Canada for the period 1960 to regulation in 1973, compared to post-regulation discharges from 1976 to 1990
Aryl hydrocarbon hydroxylase (AHH, nmol/mg microsomal protein/min) activities in liver microsomes of beluga taken from the Eskimo Lakes area of the Mackenzie Delta, as a function of PCB congener concentrations in blubber Aryl hydrocarbon hydroxylase (AHH, nmol/mg microsomal protein/min) activities in liver microsomes of beluga taken from the Eskimo Lakes area of the Mackenzie Delta, as a function of PCB congener [..]
Concentrations of Hg in dated sediment cores from lakes in Arctic Finland and Canada Concentrations of Hg in dated sediment cores from lakes in Arctic Finland and Canada
Changes with time in (weight adjusted, geometric mean) concentrations of Hg in muscle tissue of pike (Esox lucius) in Sweden Changes with time in (weight adjusted, geometric mean) concentrations of Hg in muscle tissue of pike (Esox lucius) in Sweden
Changes with time in activity concentration of 137Cs in Finnish rivers Changes with time in activity concentration of 137Cs in Finnish rivers
Changes with time in activity concentration of 90Sr in Russian and Finnish rivers Changes with time in activity concentration of 90Sr in Russian and Finnish rivers
Changes with time in activity concentration of 137Cs in freshwater fish in Arctic Finland Changes with time in activity concentration of 137Cs in freshwater fish in Arctic Finland
Annual average of alkalinity and pH as measured in rivers in northern Fennoscandia and the Kola Peninsula Annual average of alkalinity and pH as measured in rivers in northern Fennoscandia and the Kola Peninsula
Annual average of sulfate and base cation concentrations as measured in rivers in northern Fennoscandia and the Kola Peninsula Note: SO4 (non-seasalt) estimated for river Utsjoki from total sulfur Annual average of sulfate and base cation concentrations as measured in rivers in northern Fennoscandia and the Kola Peninsula Note: SO4 (non-seasalt) estimated for river Utsjoki from total sulfur

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