References

  1. Charlson, R. J., S. E. Schwartz, J. M. Hales, R. D. Cess, J. A. Coakley, Jr., J. E. Hansen, and D. J. Hofmann, Climate forcing by anthropogenic aerosols, Science, 255, 423-430, 1992.
  2. Karl, T. R. et al., Evidence for radiative effects of anthropogenic sulfate aerosols in the observed climate record, in Aerosol Forcing of Climate, R. J. Charlson and J. Heintzenberg, Eds., pp. 363-382 (John Wiley & Sons, Ltd., Chichester, U.K., in press).
  3. Kiehl, J. T., and B. P. Briegleb, The relative roles of sulfate aerosols and greenhouse gases in climate forcing, Science, 260, 311-314, 1993.
  4. Santer, B. D., et al., Towards the detection and attribution of an anthropogenic effect on climate, Lawrence Livermore National Laboratory, PCMDI Report No. 21; available from NTIS, 5285 Port Royal Rd., Springfield, VA 22161.
  5. Sloane, C. S., Effects of composition on aerosol light scattering efficiencies, Atmos. Environ., 20,1025-1073,1986)
  6. White, W. H., Contributions to light extinction, Visibility: Existing and Historical Conditions-Causes and Effects, in Rep. 24, Natl. Acid Precipitation Assessment Program, Washington D.C., 1990. Available from NTIS as NTIS 85-102, Springfield, VA.



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