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3. Nakicenovic, N., and Swart, R., Eds., Special Report on Emissions Scenarios. A Special Report of Working Group III of the Intergovernmental Panel on Climate Change, Cambridge University Press, Cambridge, UK, 2000.
4. For a brief discussion, see Houghton, J., “Global Warming: The Complete Briefing,” Cambridge University Press, University of Cambridge, U.K., 1994.
5. Holm, L.G., Plucknett, D.L, Poncho, J.V., and Herberger, J.P., The Word’s Worst Weeds:Distribution and Biology, University of Hawaii Press, Honolulu, HA 1977.