1. Institute for Atmospheric Sciences, State University of New York, Stony Brook, NY 11794.
2. Lawrence Livermore National Laboratory, Livermore, CA 94550.
3. Canadian Climate Centre, Downsview, Ontario M3H 574, Canada.
4. National Center for Atmospheric Research, Boulder, CO 80307.
5. Laboratoire de Météorologie Dynamique, 24 Rue Lhomond, 75231 Paris Cédex 05, France.
6. Institute of Atmospheric Physics, Beijing, China.
7. United Kingdom Meteorological Office, Bracknell, Berkshire RG12 25, England.
8. European Centre for Medium-Range Weather Forecasts, Reading, Berkshire RG2 9AX, England.
9. Colorado State University, Fort Collins, CO 80523.
10. Department of Energy, Washington, DC 20545.
11. University of Hamburg, Bundesstrasse 55, D2000, Hamburg 13, Federal Republic of Germany.
12. Geophysical Fluid Dynamics Laboratory Princeton University, Princeton, NJ 08540.
13. Meteorological Research Institute of Japan, Ibaraki-Ken, 305 Japan.