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Sensitivity of Arctic ecosystems to acid deposition

Sensitivity of Arctic ecosystems to acid deposition 		Sensitivity of Arctic ecosystems to acid deposition

(a) Critical deposition of sulfur, and (b) its exceedance, in forest soils of northern Europe and Russia (5th percentile of the calculation points in each EMEP grid cell)

(a) Critical deposition of sulfur, and (b) its exceedance, in forest soils of northern Europe and Russia (5th percentile of the calculation points in each EMEP grid cell) 		(a) Critical deposition of sulfur, and (b) its exceedance, in forest soils of northern Europe and Russia (5th percentile of the calculation points in each EMEP grid cell)

Schematic illustration of ecosystem carbon fluxes and nutrient circulation in the tundra Carbon and nutrient pathways are shown by dashed and continuous lines, respectively

Schematic illustration of ecosystem carbon fluxes and nutrient circulation in the tundra Carbon and nutrient pathways are shown by dashed and continuous lines, respectively 		Schematic illustration of ecosystem carbon fluxes and nutrient circulation in the tundra Carbon and nutrient pathways are shown by dashed and continuous lines, respectively

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

Sum-PCB and sum-DDT in ringed seal blubber (µg/g) Vertical bars denote standard deviation

Sum-PCB and sum-DDT in ringed seal blubber (µg/g) Vertical bars denote standard deviation 		Sum-PCB and sum-DDT in ringed seal blubber (µg/g) Vertical bars denote standard deviation

Sum-PCB levels in pinnipeds in Norway

Sum-PCB levels in pinnipeds in Norway 		Sum-PCB levels in pinnipeds in Norway

Variation of PCB with age in blubber of ringed seals (western Hudson Bay, Canada) A total of 24 females and 30 males were analyzed

Variation of PCB with age in blubber of ringed seals (western Hudson Bay, Canada) A total of 24 females and 30 males were analyzed 		Variation of PCB with age in blubber of ringed seals (western Hudson Bay, Canada) A total of 24 females and 30 males were analyzed

Sum-PCB levels in cetaceans in Norway

Sum-PCB levels in cetaceans in Norway 		Sum-PCB levels in cetaceans in Norway

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)

Arctic boundaries (floristic)

Arctic and subarctic floristic boundaries 		Arctic boundaries (floristic)

Arctic geologic and physiographic regions

Geologic and physiographic regions of the Arctic 		Arctic geologic and physiographic regions

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

Vertical profiles of HCH for the Arctic Ocean

Vertical profiles of HCH for the Arctic Ocean 		Vertical profiles of HCH for the Arctic Ocean

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

Measurements of toxaphene in surface water in the Bering Sea (1993) and the transpolar cruise (1994)

Measurements of toxaphene in surface water in the Bering Sea (1993) and the transpolar cruise (1994) 		Measurements of toxaphene in surface water in the Bering Sea (1993) and the transpolar cruise (1994)
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