Ref

(1)   ANON., The state of the environment, Organization for Economic Cooperation and Development, Paris, 1991, 297 pp.

(2)   SOLOMON, S., The mystery of the Antarctic ozone 'hole', Reviews of Geophysics, 1988, 26. 131-148.

(3)   WATSON, RT, PRATHER, M. J., and  KURYLO, M. J. (Chairs), Present state of knowledge of the upper atmosphere: An Assessment Report of Ozone-Trend Panel, Ad  Aoc Theory Panel and NASA Panel for Data Evaluation, NASA Reference Publication 1208,       1988, VI + tOO pp.

(4)   MACCRACKEN, M. C., BUDYKO, M. I,  HECHT, A. D., and LZRAEL, Y. A. (Editors),~       Prospects for future dimate, Prepared under the auspices of the USNSSR Agreement on    Protection of the Environment, Lewis Publishers, Chelsea, Michigan, 1990, Xm + 270 pp.

(5)   MACCRACKEN, M. (Chair), Energy and climate Lhange, Report of the DOE Muiti Laboratory Climate Change Committee, Lewis Publishers, Chelsea, Michigan, 1990, XVI + 161       PP·

(6)   KEELING, C. D., The carbon dioxide cycle:  Reservoir models to depict the exchange of atmospheric carbon dioxide with the oceans and land plants, in Chemistry of the Lower Atmosphere (S. I. Rasool, Ed.), Plenum Press,  New York, 1973, XII + 335 pp.

(7)   BODEN, T. A., KANCIRUK, P., and  FARRELL, M. P., Trends '90: A compendium of data on global change, ORNWCDLAC-36, Oak Ridge National Laboratory, Oak Ridge,  Tennessee, 1990, XV + 257 pp.

(8)   JONES, P. D., RAPER, S. C. B., BRADLEY, R S., DIAZ, H. F., KELLY, P. M., and WIGLEY,T. M. L, Northern hemisphere surface air temperature variations: 1851-1984, J. Clim. Appl. Meteor, 1986, 25. 161-179.

(9)   IPCC (Intergovernmental Panel on Climate Change), Climate change:  the IPCC scientific assessment, Cambridge University Press, Cambridge, Mass., 1990, XXIX + 365 pp.

(10)  EVANS, D. J. (Chair), Policy implications of greenhouse warming, Synthesis Panel of the Committee on Science, Engineering and Public Policy, U. S. Nation:rl Research Council, National Academy Press, 1991, XIII + 127 pp.

(11)  WUEBBLES, D. J., and EDMONDS, J., Primer on greenhouse gases, Lewis Publishers, Chelsea,  Michigan, 1991, XX + 230 pp.

(12)  BROWN, L. R, FLAVIN, C., and POSTEL, S. (Directors), State of the world 1992, a world watch institute report on progress toward a sustainable society, W. W. Norton & Co., 1992, XV + 256 pp.

(13)  MCEVEDY, C., and JONES, R, Atlas of world population history, Penguin, U. K, 1978, 368 pp.

(14)  ANON., National air quality and emissions trends report, U. S. Environmentnl Protection       Agency, 1991, XI + 129 pp.

(15)  WATSON, A. Y., BATES, R R, and KENNEDY, D. (Editors), Air pollution, the automobile, and public health, National Academy Press, Washington, D. C., 1988,VrII +  692 pp.

(16)  SAWYER, R F., Reformulated gasoline for automotive emissions reduction, twenty-Fourth Symposium ~Internationrl) on Combustion, Sydney, Australia, 1992.

(17)  CHORIN, A. J., Computational nuid mechanics, Academic Press, New York, 1989, XV + 223 pp.

(18)  LEE, Y. T., Molecular beam studies of elementary chemical processes, Nobel Lecture,  Les Prix Nobel en 1986, Nobel Foundation, 1987, 168 pp.; Ctrcm Scripta, 19%7, 27, 2489; Science 1987, 236, 793; Angnv Chcm, 1987, 99, 967.

(19)  STEPHENSON, R. R. (Principal Investigator), Should we have a new engine? An automobile power systems evaluation, Vol. 1. Summary, X +  109 pp.( Vol. 2. Technical  Reports, VII + 540 pp.,  Jet Propulsion Laboratory, (SAE SP399 and SP400), 1975.

(20)  KOEHL, W. J., BENSON, J. D., BURNS, V. R.,  GORSE, RA., HOCHHAUSER, A. M., and REUTER, R M., Effects of gasoline composition and properties on vehicle emissions: a review of prior studies - auto/oil air quality improvement research program, SAE Paper 912321, 1991.