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2. Blasing, T. J. and Solomon, A. M.: 1983, ?Response of the North American Corn Belt to Climatic Warming.? USDOE/NBB-0040, 27 pp.
3. Botner, D. M., Sakamoto, C. M., Hodges, T., Hays-Haug, J. A., LeDuc, S. K., Young, R. E., and Womack, A.: 1986, ?The CERES-Maize Model: 1985 Operational Test for the U.S. Cornbelt?, CIAM/FAPRI/OCS, Columbia Missouri, 43 pp.
4. Campbell, J. M.: 1987, ?Policy Aspects of Climate Change?, in Proceedings of the Symposium on Climate Change in the Southern United States: Future Impacts and Present Policy Issues, M. Meo (ed.), USEPA/University of Oklahoma Science and Public Policy Program, Norman, Oklahoma, pp. 23?28.
5. USEPA/ERL Report, EPA-600-3-84-109;R. F. Carsel,1984