Monthly averaged sulfate concentrations for March and April at eight arctic monitoring sites

Monthly averaged sulfate concentrations for March and April at eight arctic monitoring sites and Sen’s slope estimates for the long term (approximately 1980 through the available data) and short term [..]
Monthly averaged sulfate concentrations for March and April at eight arctic monitoring sites

Monthly averaged aerosol optical depth anomalies at Barrow for March and April

Monthly averaged aerosol optical depth anomalies at Barrow (Alaska) for March and April. The anomalies are relative to a base of non-volcanic years. Data from 1992 and 1993 were removed due to [..]
Monthly averaged aerosol optical depth anomalies at Barrow for March and April

The Kola Ecoregion survey area and major industrial centers

The Kola Ecoregion survey area and major industrial centers
The Kola Ecoregion survey area and major industrial centers

Transect west–east across the survey area and through the industrial zone centered on Monchegorsk and Apatity in 1995

Transect west–east across the survey area and through the industrial zone centered on Monchegorsk and Apatity in 1995, showing: (a) pH in a water extract of the O-horizon of podzol soils; (b) [..]
Transect west–east across the survey area and through the industrial zone centered on Monchegorsk and Apatity in 1995

Transect west–east across the survey area and through the industrial zone centered on Nikel and Zapolyarnyy in 1995

Transect west–east across the survey area and through the industrial zone centered on Nikel and Zapolyarnyy in 1995, showing (a) pH in a water extract of the O-horizon of podzol soils; (b) [..]
Transect west–east across the survey area and through the industrial zone centered on Nikel and Zapolyarnyy in 1995

Annual and seasonal variations in sulfate sulfur concentrations

Annual and seasonal variations in sulfate sulfur concentrations in an industrial area (Norilsk) and a background area (Turukhansk) of the Siberian sector of the Russian Arctic
Annual and seasonal variations in sulfate sulfur concentrations

Trends in summer and winter total sulfate concentrations in air within the Arctic

Trends in summer and winter total sulfate concentrations in air within the Arctic
Trends in summer and winter total sulfate concentrations in air within the Arctic

Acidity of snow cover across the Russian Arctic, 2001–2004

Acidity of snow cover across the Russian Arctic, 2001–2004
Acidity of snow cover across the Russian Arctic, 2001–2004

Mean exposure to sulfur dioxide at Oulanka and Zeppelin

Mean exposure to sulfur dioxide at Oulanka and Zeppelin in relation to the direction of air masses arriving at the stations in the 1990s
Mean exposure to sulfur dioxide at Oulanka and Zeppelin

Mean concentration and exposure to nitrogen compounds at Zeppelin

Mean concentration and exposure to nitrogen compounds at Zeppelin in relation to the direction of air masses arriving at the station in the 1990s
Mean concentration and exposure to nitrogen compounds at Zeppelin

Mean surface air concentrations of sulfur oxides

Mean surface air concentrations of sulfur oxides (i.e., sulfur dioxide plus sulfate) and nitrate in 2000
Mean surface air concentrations of sulfur oxides

Total deposition of sulfur oxides

Total deposition of sulfur oxides (i.e., sulfur dioxide plus sulfate) and nitrate in 2000
Total deposition of sulfur oxides

Time series of measured and modeled monthly concentrations of sulfur dioxide, sulfate, and nitrate at Tustervann , Norway

Time series of measured and modeled monthly concentrations of sulfur dioxide, sulfate, and nitrate at Tustervann , Norway
Time series of measured and modeled monthly concentrations of sulfur dioxide, sulfate, and nitrate at Tustervann , Norway

Scatterplots comparing measured and modeled annual average concentrations of sulfur dioxide, sulfate, nitrate and ammonium

Scatterplots comparing measured and modeled annual average concentrations of sulfur dioxide, sulfate, nitrate and ammonium at arctic monitoring stations for 1991 to 2000. Labels on graphs refer to [..]
Scatterplots comparing measured and modeled annual average concentrations of sulfur dioxide, sulfate, nitrate and ammonium

Total mean concentrations and total depositions of sulfur oxides, reduced nitrogen and airborne oxidized nitrogen

Total mean concentrations and total depositions of sulfur oxides, reduced nitrogen (NHX) and airborne oxidized nitrogen (NOy) for the area north of Arctic Circle for six emissions scenarios
Total mean concentrations and total depositions of sulfur oxides, reduced nitrogen and airborne oxidized nitrogen



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