Sensitivity of Arctic ecosystems to acid deposition
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(a) Critical deposition of sulfur, and (b) its exceedance, in forest soils of northern Europe and Russia (5th percentile of the calculation points in each EMEP grid cell)
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SMART model results for selected soil and lake output variables at Christmas lakes for the past 90 years and for three future scenarios assuming a 0%, 70% and 95% reduction of the present sulfur [..]
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MAGIC model results for the streamwater at Dalelva for the past 90 years and for three future scenarios assuming a 0%, 70%, and 95% reduction of the present sulfur deposition levels
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Comparison of the predicted flux of 137Cs in milk and reindeer meat in different Arctic areas, for the first year after an assumed uniform deposition of 100 kBq/m2
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Relative 137Cs output in foodstuffs from the different Arctic Norwegian counties in the first year after an assumed uniform deposition of 100 kBq/m2
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The comparative importance of different foodstuffs as sources of 137Cs for the three Arctic Norwegian counties over the 1-year and 50-year period following an assumed uniform deposition of 100 kBq/m2
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Time series of emissions of SO2 from European sources (Mylona 1993) and two major sources on the Kola Peninsula
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The time series of (a) weekly-averaged non-seasalt (nss) sulfate aerosol at Alert, NWT, Canada, (b) monthly-averaged sulfate aerosol at Ny Ålesund, Norway, (c) weekly-averaged nitrate at Alert, and [..]
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Emission rates of sulfur dioxide from Nikel together with annual average SO2 air concentrations measured at two sites in Norway (1978-1992)
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Concentrations of (a) sulfate and (b) nitrate in snow
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Historical records of a) NO3- and b) SO42- concentrations from the Greenland icecap at Dye 3 c) A comparison of trends in the average SO42- and SO42- plus NO3- concentrations at Dye 3 in Greenland [..]
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Calculated concentrations of SO2 and SO42- compared with measurements at Station Nord in northeastern Greenland
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The time series of light scattering (?sp) and optical depth (?) at 500 nm at Barrow, Alaska
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Sum-PCB (ng/g ww) in Arctic animals as food items compared to no-effect-concentrations (NOAEC) and environmental quality guidelines for protecting fish-eating/aquatic wildlife (1 Baril et al 1990, 2 [..]
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