Spatial distribution of emissions of Pb within the 150 km x 150 km EMEP grid system for the area north of latitude 50° N in 1989
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Anthropogenic SO2 emissions for 1985 north of 30°N
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Anthropogenic NOx emissions for 1985 north of 30°N
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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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Concentrations of (a) sulfate and (b) nitrate in snow
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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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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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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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(a) The contribution from the different sources to the total deposition, averaged over the area north of 75°N from October 1990 to May 1994, (b) the calculated total monthly depositions of SOx [..]
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Model calculations of total (wet and dry) deposition estimates of sulfur for 1988
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Photograph of a submarine being provided with cooling water from a supply ship
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The changing inventory of major radionuclides in the Komsomolets reactor with time
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Lower stratospheric temperature record since 1979
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