Search Results: "organochlorines" OR "POPs (persistent organic pollutants)" OR "pesticides" OR "air/aerosol" OR "time trends"

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Scatterplots for comparisons between the average concentrations of SO2 and SO4 in air from October 1990 to December 1993 as monitored by the European Monitoring and Evaluation Programme (EMEP) and calculated by Christensen (1996) Scatterplots for comparisons between the average concentrations of SO2 and SO4 in air from October 1990 to December 1993 as monitored by the European Monitoring and Evaluation Programme (EMEP) and [..]
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 predicted (1988) average surface air sulfate concentrations in the Arctic The predicted (1988) average surface air sulfate concentrations in the Arctic
The predicted (1988) average surface air sulfur dioxide concentrations in the Arctic The predicted (1988) average surface air sulfur dioxide concentrations in the Arctic
(a) Vertical distribution of SOx (SO2 + SO42-) concentrations averaged over the area north of 75°N, and (b) contributions from the different sources (a) Vertical distribution of SOx (SO2 + SO42-) concentrations averaged over the area north of 75°N, and (b) contributions from the different sources
Model calculations of ground level yearly average sulfur dioxide air concentration on the Kola Peninsula Model calculations of ground level yearly average sulfur dioxide air concentration on the Kola Peninsula
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 [..]
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, [..]
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 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 [..]
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
Geometric mean levels of HCB, DDE and PCBs in cord blood of newborns in different Canadian population groups Geometric mean levels of HCB, DDE and PCBs in cord blood of newborns in different Canadian population groups
Concentrations of PCB congeners in cord plasma from Nunavik and southern Quebec newborns Concentrations of PCB congeners in cord plasma from Nunavik and southern Quebec newborns

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