Part 1 Introduction: human activities and environmental change - a climatologist's view, M. Yoshino. Part 2 Climate change and variability; on relationships between climate variability and change, and societies, A. Douguedroit; climate change in post glacial period in monsoon Asia, Jiacheng Zhang, et al; approaches to climatic variations during the historical era - a few examples, F. Serre-Bachet; some statistical aspects of observed regional and global climate change within the instrumental period, C.-D. Schonwiese; climate of the future - an evaluation of the current uncertainties, H. Le Treut; impacts of the climate variability on human activities, A. Douguedroit, et al. Part 3 Regional scale climates: society-climate systems in tropical Africa, O. Ojo; climate and life in the Caribbean basin, L.C. Nkemdirim; climate and societies in Southeast Asia, K.U. Sirinanda; climatic and pathological rhythms in a humid tropical area, the case of the Philippines, J. Perard, J.-P. Besancenot; possible impact on agriculture due to climatic change and variability in South America, F. Santibanez; climate and agriculture in China, Ai-Liang Jiang; the climates of the "Polar Regions", T. Niedzwiedz. Part 4 Local scale climates: introduction to the problems on local climate and man, J. Paszynski; interactions of man and climate in the urban world - the influence of urbanization on the local climate and the influence of urban climate on man, F. Wilmers; climates of tropical and subtropical cities, E. Jauregui; air pollution - a local problem becomes a global problem, H. Wanner; agricultural land use and local climate, M. Yoshino.