Emission rates of sulfur dioxide from Nikel together with annual average SO2 air concentrations measured at two sites in Norway (1978-1992)

Emission rates of sulfur dioxide from Nikel together with annual average SO2 air concentrations measured at two sites in Norway (1978-1992)
Emission rates of sulfur dioxide from Nikel together with annual average SO2 air concentrations measured at two sites in Norway (1978-1992)

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

Calculated concentrations of SO2 and SO42- compared with measurements at Station Nord in northeastern Greenland

Calculated concentrations of SO2 and SO42- compared with measurements at Station Nord in northeastern Greenland
Calculated concentrations of SO2 and SO42- compared with measurements at Station Nord in northeastern Greenland

The time series of light scattering (?sp) and optical depth (?) at 500 nm at Barrow, Alaska

The time series of light scattering (?sp) and optical depth (?) at 500 nm at Barrow, Alaska
The time series of light scattering (?sp) and optical depth (?) at 500 nm at Barrow, Alaska

SMART model results for selected soil and lake output variables at Christmas lakes for the past 90 years and for three future scenarios assuming a 0%, 70% and 95% reduction of the present sulfur deposition levels

SMART model results for selected soil and lake output variables at Christmas lakes for the past 90 years and for three future scenarios assuming a 0%, 70% and 95% reduction of the present sulfur [..]
SMART model results for selected soil and lake output variables at Christmas lakes for the past 90 years and for three future scenarios assuming a 0%, 70% and 95% reduction of the present sulfur deposition levels

Monthly snow cover anomalies over northern hemispheric lands (including Greenland) between January 1972 and August 1995 Also shown are the 12-month running anomalies of hemispheric snow extent, plotted on the seventh month of a given interval

Monthly snow cover anomalies over northern hemispheric lands (including Greenland) between January 1972 and August 1995 Also shown are the 12-month running anomalies of hemispheric snow extent, [..]
Monthly snow cover anomalies over northern hemispheric lands (including Greenland) between January 1972 and August 1995 Also shown are the 12-month running anomalies of hemispheric snow extent, plotted on the seventh month of a given interval

Snow cover over northern hemisphere lands between 1972 and 1996 for different seasons Values are determined from analyses of NOAA snow charts created using visible satellite imagery

Snow cover over northern hemisphere lands between 1972 and 1996 for different seasons Values are determined from analyses of NOAA snow charts created using visible satellite imagery
Snow cover over northern hemisphere lands between 1972 and 1996 for different seasons Values are determined from analyses of NOAA snow charts created using visible satellite imagery

History of temperature changes in central Greenland over the last 40 000 years, from the GISP2 core, showing very large and probably abrupt changes

History of temperature changes in central Greenland over the last 40 000 years, from the GISP2 core, showing very large and probably abrupt changes
History of temperature changes in central Greenland over the last 40 000 years, from the GISP2 core, showing very large and probably abrupt changes

History of snow accumulation in central Greenland during the most recent glaciation, as measured in the GISP2 core The 25-year running mean, represented in all panels, shows very large and rapid climate changes

History of snow accumulation in central Greenland during the most recent glaciation, as measured in the GISP2 core The 25-year running mean, represented in all panels, shows very large and rapid [..]
History of snow accumulation in central Greenland during the most recent glaciation, as measured in the GISP2 core The 25-year running mean, represented in all panels, shows very large and rapid climate changes

Trends in (annual average) ozone mixing ratio over Canada from 1980 to 1993

Trends in (annual average) ozone mixing ratio over Canada from 1980 to 1993
Trends in (annual average) ozone mixing ratio over Canada from 1980 to 1993

Body burdens of radiocaesium (yearly averages) across the Canadian Arctic

Body burdens of radiocaesium (yearly averages) across the Canadian Arctic
Body burdens of radiocaesium (yearly averages) across the Canadian Arctic

Schematic representation of shelf processes involving transport of contaminants and sea ice

Schematic representation of shelf processes involving transport of contaminants and sea ice
Schematic representation of shelf processes involving transport of contaminants and sea ice

Average annual maximum and minimum sea ice extent The numbered lines show the expected time in years for the ice at that location to exit the Arctic Ocean through the Fram Strait, based on drifting buoy data during 1979-1990

Average annual maximum and minimum sea ice extent The numbered lines show the expected time in years for the ice at that location to exit the Arctic Ocean through the Fram Strait, based on drifting [..]
Average annual maximum and minimum sea ice extent The numbered lines show the expected time in years for the ice at that location to exit the Arctic Ocean through the Fram Strait, based on drifting buoy data during 1979-1990

Main sources of icebergs and common iceberg drift trajectories The main ice circulation pattern follows the Transpolar Drift in the eastern Arctic and the Beaufort Gyre in the western Arctic (white arrows)

Main sources of icebergs and common iceberg drift trajectories The main ice circulation pattern follows the Transpolar Drift in the eastern Arctic and the Beaufort Gyre in the western Arctic (white [..]
Main sources of icebergs and common iceberg drift trajectories The main ice circulation pattern follows the Transpolar Drift in the eastern Arctic and the Beaufort Gyre in the western Arctic (white arrows)

Approximate net sea ice exchange (see legend for key to arrow sizes), extent of shorefast ice and winter sea ice, and coastal polynyas and main polynya concentrations

Approximate net sea ice exchange (see legend for key to arrow sizes), extent of shorefast ice and winter sea ice, and coastal polynyas and main polynya concentrations
Approximate net sea ice exchange (see legend for key to arrow sizes), extent of shorefast ice and winter sea ice, and coastal polynyas and main polynya concentrations



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