Critical loads of acidity for soils

Critical loads of acidity for terrestrial ecosystems in northern Europe and Canada north of 60 degrees N.
Critical loads of acidity for soils

Contaminant emissions, transport and deposition in the Arctic

An illustration of the interplay between a) contaminant emissions distribution for sulfur dioxide and b) frequency of atmospheric south-to-north transport, yielding c) a net annual input of sulfur to [..]
Contaminant emissions, transport and deposition in the Arctic

Atmosphere-surface exchange

Schematic diagram of processes of atmosphere-surface exchange
Atmosphere-surface exchange

Changes with time in 90Sr activity concentration (5-year means) in lichens in Greenland and Russia

Changes with time in 90Sr activity concentration (5-year means) in lichens in Greenland and Russia
Changes with time in 90Sr activity concentration (5-year means) in lichens in Greenland and Russia

Changes with time in 137Cs activity concentrations (5-year means) in lichens in Arctic Finland, Greenland, and Russia

Changes with time in 137Cs activity concentrations (5-year means) in lichens in Arctic Finland, Greenland, and Russia
Changes with time in 137Cs activity concentrations (5-year means) in lichens in Arctic Finland, Greenland, and Russia

Changes with time in 137Cs activity concentration in lichen from Arctic Finland, north west Russia, and Greenland

Changes with time in 137Cs activity concentration in lichen from Arctic Finland, north west Russia, and Greenland
Changes with time in 137Cs activity concentration in lichen from Arctic Finland, north west Russia, and Greenland

Changes with time in 137Cs contamination in the food chain lichen - reindeer - humans

Changes with time in 137Cs contamination in the food chain lichen - reindeer - humans
Changes with time in 137Cs contamination in the food chain lichen - reindeer - humans

Concentrations of (a) sulfate and (b) nitrate in snow

Concentrations of (a) sulfate and (b) nitrate in snow
Concentrations of (a) sulfate and (b) nitrate in snow

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 and in the annual mean H+ concentration from Agassiz ice

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 [..]
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 and in the annual mean H+ concentration from Agassiz ice

Distribution (in percentiles) of whole blood selenium concentrations in East and North Greenland and in Greenlanders living in Denmark

Distribution (in percentiles) of whole blood selenium concentrations in East and North Greenland and in Greenlanders living in Denmark
Distribution (in percentiles) of whole blood selenium concentrations in East and North Greenland and in Greenlanders living in Denmark

Summary of ranges of Se levels (mean values) in Arctic marine organisms Solid parts of the lines indicate ranges for Greenlandic data

Summary of ranges of Se levels (mean values) in Arctic marine organisms Solid parts of the lines indicate ranges for Greenlandic data
Summary of ranges of Se levels (mean values) in Arctic marine organisms Solid parts of the lines indicate ranges for Greenlandic data



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