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 (map/graphic/illustration)

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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
Sources Source of data: As and Pb - Voldner, E. and L. Smith, 1989. Production, usage and atmospheric emissions of 14 priority toxic chemicals. Report of the Joint Water Quality Board/ Science Advisory Board/ International Air Quality Advisory Board of the International Joint Commission. Presented at the Workshop on Great Lakes Atmospheric Deposition, October 29-31 1986 Cd - USEPA, 1993a. Locating and estimating air emissions from sources of cadmium and cadmium compounds. U.S. Environmental Protection Agency, Research Triangle Park, North Carolina. Hg - USEPA, 1993b. Locating and estimating air emissions from sources of mercury and mercury compounds. U.S. Environmental Protection Agency, Research Triangle Park, North Carolina. (AAR Figure 7.13)
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Graphical production: Philippe Rekacewicz and Emmanuelle Bournay (GRID-Arendal)
Appears in AMAP Assessment Report: Arctic Pollution Issues
Published 1998
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