Changes with time in 131I activity concentration in Finnish air samples

Changes with time in 131I activity concentration in Finnish air samples
Changes with time in 131I activity concentration in Finnish air samples

Local radionuclide contamination on Novaya Zemlya

Local radionuclide contamination on Novaya Zemlya
Local radionuclide contamination on Novaya Zemlya

Averaged upper (3000 m) air concentrations of Pb in winter (December-February) and summer (June-August) as modeled by the updated (1996) hemispheric EMEP transport model in a simulation for the reference year 1988

Averaged upper (3000 m) air concentrations of Pb in winter (December-February) and summer (June-August) as modeled by the updated (1996) hemispheric EMEP transport model in a simulation for the [..]
Averaged upper (3000 m) air concentrations of Pb in winter (December-February) and summer (June-August) as modeled by the updated (1996) hemispheric EMEP transport model in a simulation for the reference year 1988

Lead deposition as modeled by the updated (1996) hemispheric EMEP transport model in a simulation for the reference year 1988

Lead deposition as modeled by the updated (1996) hemispheric EMEP transport model in a simulation for the reference year 1988
Lead deposition as modeled by the updated (1996) hemispheric EMEP transport model in a simulation for the reference year 1988

Concentrations of 239,240Pu in seawater around Greenland, 1968

Concentrations of 239,240Pu in seawater around Greenland, 1968
Concentrations of 239,240Pu in seawater around Greenland, 1968

Activity concentrations of 239,240Pu in sediments near Thule, Greenland

Activity concentrations of 239,240Pu in sediments near Thule, Greenland
Activity concentrations of 239,240Pu in sediments near Thule, Greenland

Some of the dumped containers in Stepovogo Bay

Some of the dumped containers in Stepovogo Bay
Some of the dumped containers in Stepovogo Bay

Compartment model used to assess doses from releases of radioactive materials to the atmosphere from nuclear testing

Compartment model used to assess doses from releases of radioactive materials to the atmosphere from nuclear testing
Compartment model used to assess doses from releases of radioactive materials to the atmosphere from nuclear testing

Nuclear weapons test sites on Novaya Zemlya

Nuclear weapons test sites on Novaya Zemlya
Nuclear weapons test sites on Novaya Zemlya

Distribution of the population of the three Arctic Norwegian counties

Distribution of the population of the three Arctic Norwegian counties
Distribution of the population of the three Arctic Norwegian counties

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 [..]
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)

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 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 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
The predicted (1988) average surface air sulfur dioxide concentrations in the Arctic

An example of a positive feedback loop Warming leads to a decrease in sea ice cover which in turn leads to a decrease in albedo over the ocean, the result of which is further warming and further decreases in the sea ice cover

An example of a positive feedback loop Warming leads to a decrease in sea ice cover which in turn leads to a decrease in albedo over the ocean, the result of which is further warming and further [..]
An example of a positive feedback loop Warming leads to a decrease in sea ice cover which in turn leads to a decrease in albedo over the ocean, the result of which is further warming and further decreases in the sea ice cover



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