Estimates of emissions of As, Cd, Hg and Pb to the atmosphere from major source categories in the United States Numbers under the columns are emissions in tonnes per year

Estimates of emissions of As, Cd, Hg and Pb to the atmosphere from major source categories in the United States Numbers under the columns are emissions in tonnes per year
Estimates of emissions of As, Cd, Hg and Pb to the atmosphere from major source categories in the United States Numbers under the columns are emissions in tonnes per year

Estimates of emissions of As, Cd, Cr, Cu, Hg and Pb to the atmosphere from major source categories in Canada in 1982 Numbers under the columns are emissions in tonnes per year

Estimates of emissions of As, Cd, Cr, Cu, Hg and Pb to the atmosphere from major source categories in Canada in 1982 Numbers under the columns are emissions in tonnes per year
Estimates of emissions of As, Cd, Cr, Cu, Hg and Pb to the atmosphere from major source categories in Canada in 1982 Numbers under the columns are emissions in tonnes per year

Emissions of As, Cd, Ni and Zn to the atmosphere from major sources in the former Soviet Union in 1979/80

Emissions of As, Cd, Ni and Zn to the atmosphere from major sources in the former Soviet Union in 1979/80
Emissions of As, Cd, Ni and Zn to the atmosphere from major sources in the former Soviet Union in 1979/80

Major point sources (non-ferrous metal smelters) of Pb to the atmosphere in the Urals and the Asian part of the former Soviet Union

Major point sources (non-ferrous metal smelters) of Pb to the atmosphere in the Urals and the Asian part of the former Soviet Union
Major point sources (non-ferrous metal smelters) of Pb to the atmosphere in the Urals and the Asian part of the former Soviet Union

Winter concentrations of metals in air at remote locations in the Arctic at the beginning of the 1980s and 1990s, and European emissions of As, Pb and Zn during the same periods

Winter concentrations of metals in air at remote locations in the Arctic at the beginning of the 1980s and 1990s, and European emissions of As, Pb and Zn during the same periods
Winter concentrations of metals in air at remote locations in the Arctic at the beginning of the 1980s and 1990s, and European emissions of As, Pb and Zn during the same periods

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

Contaminant emissions, transport and deposition in the Arctic

An illustration of the interplay between a) contaminant emissions distribution for sulfur dioxide and b) frequency of atmospheric south-to-north transport, yielding c) a net annual input of sulfur to [..]
Contaminant emissions, transport and deposition in the Arctic

Spatial distribution of global emissions of Hg in 1990 within a 1° x 1° grid The total emission inventory is 2144 tonnes Hg

Spatial distribution of global emissions of Hg in 1990 within a 1° x 1° grid The total emission inventory is 2144 tonnes Hg
Spatial distribution of global emissions of Hg in 1990 within a 1° x 1° grid The total emission inventory is 2144 tonnes Hg

Contributions from different continents and from different sources to the global emissions of Hg to the atmosphere

Contributions from different continents and from different sources to the global emissions of Hg to the atmosphere
Contributions from different continents and from different sources to the global emissions of Hg to the atmosphere

Emissions of selected heavy metals to the atmosphere in Europe at the beginning of the 1990s Numbers under the columns are emissions in tonnes per year

Emissions of selected heavy metals to the atmosphere in Europe at the beginning of the 1990s Numbers under the columns are emissions in tonnes per year
Emissions of selected heavy metals to the atmosphere in Europe at the beginning of the 1990s Numbers under the columns are emissions in tonnes per year

The ten major point sources, and their emissions of As and Cd to the atmosphere, in Europe at the beginning of the 1990s Numbers above the columns are emissions in tonnes per year

The ten major point sources, and their emissions of As and Cd to the atmosphere, in Europe at the beginning of the 1990s Numbers above the columns are emissions in tonnes per year
The ten major point sources, and their emissions of As and Cd to the atmosphere, in Europe at the beginning of the 1990s Numbers above the columns are emissions in tonnes per year

Nickel deposition to snow on the Kola Peninsula in April 1990

Nickel deposition to snow on the Kola Peninsula in April 1990
Nickel deposition to snow on the Kola Peninsula in April 1990

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



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