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Historical profiles of PCBs (trichloro- and all other) in slices from dated sediment cores in Alaska, Canada, and Finland Median age of each slice is given on the vertical axis The green lines indicate the source function of PCBsHistorical profiles of PCBs (trichloro- and all other) in slices from dated sediment cores in Alaska, Canada, and Finland Median age of each slice is given on the vertical axis The green lines [..] |
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Arctic surface air temperatureMean January and July surface air temperatures (°C) in the Arctic |
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Arctic sea-level atmospheric pressure (January)Mean atmospheric sea-level pressure (mb) in the Arctic in January |
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Changes with time in European atmospheric emissions of Cd, Pb and ZnChanges with time in European atmospheric emissions of Cd, Pb and Zn |
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Averaged upper (3000 m) air concentrations of Pb in winter (December-February) and summer (June-August) as modeled by the updated (1996) hemispheric EMEP transport model in a simulation for the reference year 1988Averaged upper (3000 m) air concentrations of Pb in winter (December-February) and summer (June-August) as modeled by the updated (1996) hemispheric EMEP transport model in a simulation for the [..] |
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Average contributions from various sources to the atmospheric concentrations of elements in winter air samples at Ny-Ålesund, SvalbardAverage contributions from various sources to the atmospheric concentrations of elements in winter air samples at Ny-Ålesund, Svalbard |
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Average regional source apportionment of metals in winter aerosol at Ny-Ålesund, Svalbard from Europe and the central part of the former Soviet Union (including the Urals and Norilsk)Average regional source apportionment of metals in winter aerosol at Ny-Ålesund, Svalbard from Europe and the central part of the former Soviet Union (including the Urals and Norilsk) |
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Atmospheric winter concentrations (median values) of metals measured in different years in the <25 µm aerosol fraction at Ny-Ålesund, SvalbardAtmospheric winter concentrations (median values) of metals measured in different years in the <25 µm aerosol fraction at Ny-Ålesund, Svalbard |
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Composition of particles measured at different altitudes during winter flights in the Norwegian ArcticComposition of particles measured at different altitudes during winter flights in the Norwegian Arctic |
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Concentrations of As and V in aerosols measured during concurrent measurement campaigns on Svalbard and two locations in Alaska during April 1986Concentrations of As and V in aerosols measured during concurrent measurement campaigns on Svalbard and two locations in Alaska during April 1986 |
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Winter concentrations of metals in air at remote locations in the Arctic at the beginning of the 1980s and 1990s, and European emissions of As, Pb and Zn during the same periodsWinter concentrations of metals in air at remote locations in the Arctic at the beginning of the 1980s and 1990s, and European emissions of As, Pb and Zn during the same periods |
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Latitudinal gradient of deposition of Pb in Norway in different years, as reflected by Pb concentrations in mossLatitudinal gradient of deposition of Pb in Norway in different years, as reflected by Pb concentrations in moss |
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Average (15-month) and 24-h average maximum air concentrations of Ni, Cu and As measured at several stations in northern Norway near to major point sources on the Kola PeninsulaAverage (15-month) and 24-h average maximum air concentrations of Ni, Cu and As measured at several stations in northern Norway near to major point sources on the Kola Peninsula |
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Nickel deposition to snow on the Kola Peninsula in April 1990Nickel deposition to snow on the Kola Peninsula in April 1990 |
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Changes with time in concentrations of Cd, Pb and Hg in liver and muscle tissue of reindeer (Rangifer tarandus) sampled in three districts in eastern SwedenChanges with time in concentrations of Cd, Pb and Hg in liver and muscle tissue of reindeer (Rangifer tarandus) sampled in three districts in eastern Sweden |
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