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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(a) Yearly average sulfur dioxide air concentration measurements in the Arctic, (b) Yearly average sulfate air concentration measurements in the Arctic
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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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Variation of the nitrate to non-seasalt (nss) sulfate equivalent ratio in precipitation at Norwegian recording stations based on measurements between August 1982 and July 1984
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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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Scatterplots for comparisons between the average concentrations of SO2 and SO4 in air from October 1990 to December 1993 as monitored by the European Monitoring and Evaluation Programme (EMEP) and [..]
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Calculated concentrations of SO2 and SO42- compared with measurements at Station Nord in northeastern Greenland
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The predicted (1988) average surface air sulfate concentrations in the Arctic
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The predicted (1988) average surface air sulfur dioxide concentrations in the Arctic
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(a) Vertical distribution of SOx (SO2 + SO42-) concentrations averaged over the area north of 75°N, and (b) contributions from the different sources
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Model calculations of ground level yearly average sulfur dioxide air concentration on the Kola Peninsula
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Summer and winter visibility observations (for relative humidities less than 80%) for the period 1951 to 1993 in North America
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The time series of light scattering (?sp) and optical depth (?) at 500 nm at Barrow, Alaska
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Model calculations of sulfur deposition and fraction of dry deposition for the period July 1990 to June 1991 in northern Fennoscandia and the Kola Peninsula
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