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Illustration of the concept of a) the 'zone of influence' through major contaminant pathways from a major source region, and b) the 'contaminant focussing zone' resulting from the convergence of pathways carrying contaminants from a variety of sources

Illustration of the concept of a) the 'zone of influence' through major contaminant pathways from a major source region, and b) the 'contaminant focussing zone' resulting from the convergence of [..]
Illustration of the concept of a) the zone of influence through major contaminant pathways from a major source region, and b) the contaminant focussing zone resulting from the convergence of pathways carrying contaminants from a variety of sources

Source regions for HCH, chlordane, toxaphene, and PCBs in Arctic air based on 5-day back-trajectories for elevated air concentrations at Tagish, Alert, and Ny-Ålesund

Source regions for HCH, chlordane, toxaphene, and PCBs in Arctic air based on 5-day back-trajectories for elevated air concentrations at Tagish, Alert, and Ny-Ålesund
Source regions for HCH, chlordane, toxaphene, and PCBs in Arctic air based on 5-day back-trajectories for elevated air concentrations at Tagish, Alert, and Ny-Ålesund

Relative tissue concentrations of organochlorine compounds detected in lichen, and in adipose tissue of caribou and wolf at three locations in the Northwest Territories, Canada

Relative tissue concentrations of organochlorine compounds detected in lichen, and in adipose tissue of caribou and wolf at three locations in the Northwest Territories, Canada
Relative tissue concentrations of organochlorine compounds detected in lichen, and in adipose tissue of caribou and wolf at three locations in the Northwest Territories, Canada

delta-15 Nitrogen isotope ratios versus Toxaphene, DDT, and HCH for fish and invertebrates from Lake Laberge, Yukon Territory

delta-15 Nitrogen isotope ratios versus Toxaphene, DDT, and HCH for fish and invertebrates from Lake Laberge, Yukon Territory
delta-15 Nitrogen isotope ratios versus Toxaphene, DDT, and HCH for fish and invertebrates from Lake Laberge, Yukon Territory

alpha-HCH (ng/L) in seawater: an illustration of the cold condensation effect

alpha-HCH (ng/L) in seawater: an illustration of the cold condensation effect
alpha-HCH (ng/L) in seawater: an illustration of the cold condensation effect

Trends in alpha-HCH and enantiomer ratios (ER) on a transect from the Bering Sea across the polar cap to the Greenland Sea during the Arctic Ocean Transect Study of July and August 1994

Trends in alpha-HCH and enantiomer ratios (ER) on a transect from the Bering Sea across the polar cap to the Greenland Sea during the Arctic Ocean Transect Study of July and August 1994
Trends in alpha-HCH and enantiomer ratios (ER) on a transect from the Bering Sea across the polar cap to the Greenland Sea during the Arctic Ocean Transect Study of July and August 1994

Water/air fugacity ratios (fw/fa) of alpha-HCH and gamma-HCH on a transect from the Bering Sea to the Greenland Sea in July and August 1994 A fugacity ratio of 1 indicates air-water equilibrium

Water/air fugacity ratios (fw/fa) of alpha-HCH and gamma-HCH on a transect from the Bering Sea to the Greenland Sea in July and August 1994 A fugacity ratio of 1 indicates air-water equilibrium
Water/air fugacity ratios (fw/fa) of alpha-HCH and gamma-HCH on a transect from the Bering Sea to the Greenland Sea in July and August 1994 A fugacity ratio of 1 indicates air-water equilibrium

Migration patterns of four main stocks of eider ducks from the Canadian Arctic Organochlorines in the same four stocks

Migration patterns of four main stocks of eider ducks from the Canadian Arctic Organochlorines in the same four stocks
Migration patterns of four main stocks of eider ducks from the Canadian Arctic Organochlorines in the same four stocks

Correlations between concentrations (lw) of major persistent OCs and trophic level in the marine food web for Svalbard and Lancaster Sound Trophic level data were assigned based on Hobson and Welch (1992)

Correlations between concentrations (lw) of major persistent OCs and trophic level in the marine food web for Svalbard and Lancaster Sound Trophic level data were assigned based on Hobson and Welch [..]
Correlations between concentrations (lw) of major persistent OCs and trophic level in the marine food web for Svalbard and Lancaster Sound Trophic level data were assigned based on Hobson and Welch (1992)

Seawater concentrations of 137Cs in the Barents and East Greenland Seas compared to the yearly releases from Sellafield

Seawater concentrations of 137Cs in the Barents and East Greenland Seas compared to the yearly releases from Sellafield
Seawater concentrations of 137Cs in the Barents and East Greenland Seas compared to the yearly releases from Sellafield

Mass transport pathways considered in the Coastal Zone Oil Spill Model (COZOIL), developed to simulate dynamic transport and weathering of oil on US Arctic coasts

Mass transport pathways considered in the Coastal Zone Oil Spill Model (COZOIL), developed to simulate dynamic transport and weathering of oil on US Arctic coasts
Mass transport pathways considered in the Coastal Zone Oil Spill Model (COZOIL), developed to simulate dynamic transport and weathering of oil on US Arctic coasts

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

Temporal variation in calculated reindeer Tag values for different Arctic regions

Temporal variation in calculated reindeer Tag values for different Arctic regions
Temporal variation in calculated reindeer Tag values for different Arctic regions

Spatial trends in the net flux from reindeer meat in different Arctic areas, for the first year after an assumed uniform deposition of 100 kBq/m2

Spatial trends in the net flux from reindeer meat in different Arctic areas, for the first year after an assumed uniform deposition of 100 kBq/m2
Spatial trends in the net flux from reindeer meat in different Arctic areas, for the first year after an assumed uniform deposition of 100 kBq/m2

Major pathways of contaminants into and within the Arctic environment

A multi-compartment schematic diagram of the major pathways of contaminants into and within the Arctic environment
Major pathways of contaminants into and within the Arctic environment
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