viii blems as the study of catalytic chemical reactions in the laboratory scale, quantum optics, hydrodynamic instabilities, or large scale phenomena of interest in physics, geology, atmospheric dynamics and climatology. We expect that the present Volume will acquaint researchers and advanced students in geosciences with the concepts and tools of dyna- mical systems and will thus serve as a jumping off point for new developments and new points of view. Brussels, July 1986. c. Nicolis and G. Nicolis. ORGANIZING COIIM1'1'TEE Benzi R., I.B.M. Scientific Center, Via Giorgione 129, 00147 Roma, Italy. Berger A., Institut d'Astronomie et de Geophysique Georges Lemaftre, Universite Catholique de Louvain, Chemin du Cyclotron 2, 1348 Louvain-la-Neuve, Belgium. Flytzanis N., Physics Department, University of Crete, Iraklion, Crete, Greece. Ghil M., Department of Atmospheric Sciences and Institute of Geophy- sics and Planetary Physics, University of California, Los Angeles, CA 90024, U.S.A. Nicolis C" Institut d' Aeronomie SpaUale de Belgique, Avenue Circulaire 3, 1180 Bruxelles, Belgium. Nicolis G., Faculte des Sciences, Universite Libre de Bruxelles, Campus Plaine, C.P.226, Boulevard du Triomphe, 1050 Bruxelles, Belgium. 50487, 28080 Velarde M.G., U.N.E.D.-Ciencias, Apdo Correos Madrid, Spain. LIST or PAB.TICIPAI1TS Andre J .C. da Cunha L.V. Centre National de Recherches Science Administrator Meteorologiques, NATO Scientific Affairs Division Avenue G. Coriolis 42 1110 Bruxelles 31057 Toulouse Cedex Belgium France Dalfes N.

viii blems as the study of catalytic chemical reactions in the laboratory scale, quantum optics, hydrodynamic instabilities, or large scale phenomena of interest in physics, geology, atmospheric dynamics and climatology. We expect that the present Volume will acquaint researchers and advanced students in geosciences with the concepts and tools of dyna- mical systems and will thus serve as a jumping off point for new developments and new points of view. Brussels, July 1986. c. Nicolis and G. Nicolis. ORGANIZING COIIM1'1'TEE Benzi R., I.B.M. Scientific Center, Via Giorgione 129, 00147 Roma, Italy. Berger A., Institut d'Astronomie et de Geophysique Georges Lemaftre, Universite Catholique de Louvain, Chemin du Cyclotron 2, 1348 Louvain-la-Neuve, Belgium. Flytzanis N., Physics Department, University of Crete, Iraklion, Crete, Greece. Ghil M., Department of Atmospheric Sciences and Institute of Geophy- sics and Planetary Physics, University of California, Los Angeles, CA 90024, U.S.A. Nicolis C" Institut d' Aeronomie SpaUale de Belgique, Avenue Circulaire 3, 1180 Bruxelles, Belgium. Nicolis G., Faculte des Sciences, Universite Libre de Bruxelles, Campus Plaine, C.P.226, Boulevard du Triomphe, 1050 Bruxelles, Belgium. 50487, 28080 Velarde M.G., U.N.E.D.-Ciencias, Apdo Correos Madrid, Spain. LIST or PAB.TICIPAI1TS Andre J .C. da Cunha L.V. Centre National de Recherches Science Administrator Meteorologiques, NATO Scientific Affairs Division Avenue G. Coriolis 42 1110 Bruxelles 31057 Toulouse Cedex Belgium France Dalfes N.

viii blems as the study of catalytic chemical reactions in the laboratory scale, quantum optics, hydrodynamic instabilities, or large scale phenomena of interest in physics, geology, atmospheric dynamics and climatology. We expect that the present Volume will acquaint researchers and advanced students in geosciences with the concepts and tools of dyna- mical systems and will thus serve as a jumping off point for new developments and new points of view. Brussels, July 1986. c. Nicolis and G. Nicolis. ORGANIZING COIIM1'1'TEE Benzi R., I.B.M. Scientific Center, Via Giorgione 129, 00147 Roma, Italy. Berger A., Institut d'Astronomie et de Geophysique Georges Lemaftre, Universite Catholique de Louvain, Chemin du Cyclotron 2, 1348 Louvain-la-Neuve, Belgium. Flytzanis N., Physics Department, University of Crete, Iraklion, Crete, Greece. Ghil M., Department of Atmospheric Sciences and Institute of Geophy- sics and Planetary Physics, University of California, Los Angeles, CA 90024, U.S.A. Nicolis C" Institut d' Aeronomie SpaUale de Belgique, Avenue Circulaire 3, 1180 Bruxelles, Belgium. Nicolis G., Faculte des Sciences, Universite Libre de Bruxelles, Campus Plaine, C.P.226, Boulevard du Triomphe, 1050 Bruxelles, Belgium. 50487, 28080 Velarde M.G., U.N.E.D.-Ciencias, Apdo Correos Madrid, Spain. LIST or PAB.TICIPAI1TS Andre J .C. da Cunha L.V. Centre National de Recherches Science Administrator Meteorologiques, NATO Scientific Affairs Division Avenue G. Coriolis 42 1110 Bruxelles 31057 Toulouse Cedex Belgium France Dalfes N.