(a) Critical loads of acidity expressed as sulfur (5th percentile presented for each grid) for lakes in northern Fennoscandia and surface waters on Svalbard, and (b) their exceedance (95th percentile)

(a) Critical loads of acidity expressed as sulfur (5th percentile presented for each grid) for lakes in northern Fennoscandia and surface waters on Svalbard, and (b) their exceedance (95th percentile)
(a) Critical loads of acidity expressed as sulfur (5th percentile presented for each grid) for lakes in northern Fennoscandia and surface waters on Svalbard, and (b) their exceedance (95th percentile)

Diversity indices (Shannon-Weaver means) for phytoplankton, zooplankton and zoobenthos in lakes and streams in the Murmansk region

Diversity indices (Shannon-Weaver means) for phytoplankton, zooplankton and zoobenthos in lakes and streams in the Murmansk region
Diversity indices (Shannon-Weaver means) for phytoplankton, zooplankton and zoobenthos in lakes and streams in the Murmansk region

Approximate forest damage zones in the vicinity of Monchegorsk and Nikel and the visible-damage and non-visible-damage zones on the Kola Peninsula and Finnish Lapland The inset shows coverage (%) of lichens (Hypogymnia physodes and Parmelia olivacea) on

Approximate forest damage zones in the vicinity of Monchegorsk and Nikel and the visible-damage and non-visible-damage zones on the Kola Peninsula and Finnish Lapland The inset shows coverage (%) of [..]
Approximate forest damage zones in the vicinity of Monchegorsk and Nikel and the visible-damage and non-visible-damage zones on the Kola Peninsula and Finnish Lapland The inset shows coverage (%) of lichens (Hypogymnia physodes and Parmelia olivacea) on

Time trends of mean methylmercury concentrations

Time trends of mean methylmercury concentrations
Time trends of mean methylmercury concentrations

Distribution (in percentiles) of whole blood lead concentrations in four regions in Greenland and in Greenlanders living in Denmark

Distribution (in percentiles) of whole blood lead concentrations in four regions in Greenland and in Greenlanders living in Denmark
Distribution (in percentiles) of whole blood lead concentrations in four regions in Greenland and in Greenlanders living in Denmark

Distribution (in percentiles) of whole blood mercury concentrations in four regions in Greenland and in Greenlanders living in Denmark

Distribution (in percentiles) of whole blood mercury concentrations in four regions in Greenland and in Greenlanders living in Denmark
Distribution (in percentiles) of whole blood mercury concentrations in four regions in Greenland and in Greenlanders living in Denmark

Distribution (in percentiles) of whole blood cadmium concentrations in four regions in Greenland and in Greenlanders living in Denmark

Distribution (in percentiles) of whole blood cadmium concentrations in four regions in Greenland and in Greenlanders living in Denmark
Distribution (in percentiles) of whole blood cadmium concentrations in four regions in Greenland and in Greenlanders living in Denmark

Latitudinal gradient of deposition of Pb in Norway in different years, as reflected by Pb concentrations in moss

Latitudinal gradient of deposition of Pb in Norway in different years, as reflected by Pb concentrations in moss
Latitudinal gradient of deposition of Pb in Norway in different years, as reflected by Pb concentrations in moss

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 Peninsula

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 Peninsula
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 Peninsula

Nickel deposition to snow on the Kola Peninsula in April 1990

Nickel deposition to snow on the Kola Peninsula in April 1990
Nickel deposition to snow on the Kola Peninsula in April 1990

Circumpolar distribution of Cd, Pb and Hg levels in liver and kidney tissue of willow ptarmigan (Lagopus lagopus)

Circumpolar distribution of Cd, Pb and Hg levels in liver and kidney tissue of willow ptarmigan (Lagopus lagopus)
Circumpolar distribution of Cd, Pb and Hg levels in liver and kidney tissue of willow ptarmigan (Lagopus lagopus)

Lead concentrations in soil in Norway in 1975

Lead concentrations in soil in Norway in 1975
Lead concentrations in soil in Norway in 1975

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 Sweden

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 Sweden
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 Sweden

Concentrations of Hg in dated sediment cores from lakes in Arctic Finland and Canada

Concentrations of Hg in dated sediment cores from lakes in Arctic Finland and Canada
Concentrations of Hg in dated sediment cores from lakes in Arctic Finland and Canada

Lead in sediments near the cryolite mine at Ivittuut, south Greenland Stations 1, 3 and 9 are located at distances of 800 m, 1600 m and 5600 m, respectively, from the mine

Lead in sediments near the cryolite mine at Ivittuut, south Greenland Stations 1, 3 and 9 are located at distances of 800 m, 1600 m and 5600 m, respectively, from the mine
Lead in sediments near the cryolite mine at Ivittuut, south Greenland Stations 1, 3 and 9 are located at distances of 800 m, 1600 m and 5600 m, respectively, from the mine



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