The Role of the Stratosphere in Global Change

Abstract

Basic Processes in the Stratosphere.- The Stratosphere: An Introduction.- Tropospheric Forcing of the Middle Atmosphere.- Processes associated with Stratospheric Ozone Decrease: Homogeneous Chemistry.- Heterogeneous Chemistry of Polar Stratospheric Clouds and Volcanic Aerosols.- Mixing Processes in the Extra Tropical Stratosphere.- The Methane Atmospheric Cycle.- Modelling of the Troposphere - Stratosphere System.- Three Dimensional Transport-Chemistry studies of the Stratosphere using Satellite Data together with Data Assimilation.- The Stratosphere in General Circulation Models.- The role of Radiation in the Stratosphere and its Representation in Models.- Influence of the Stratospheric Circulation Change on the Troposphere in the Northern Hemisphere Winter.- Natural and Anthropogenic forcing of the Middle Atmosphere: Detection of Trends.- Troposphere-Stratosphere coupling in the Tropics: the Role of El Nino and the QBO.- Some Influences responsible for the Interannual Variations in the Stratosphere of the Northern Hemisphere.- The Greenhouse Effect and Stratospheric change.- Long term Trend in the Middle Atmosphere Temperature.- Monitoring Stratospheric Ozone from Space.- Monitoring of Stratospheric Changes at the Jungfraujoch Station by HR-IR Solar Observations in support of the NDSC.- Recent Observational Results.- Preliminary Results of the European Arctic Campaign.- Major Results from SAGE II.- An overview of the Relevant Results from the ATMOS Missions of 1985 and 1992.- Monitoring and Modeling of UV changes in the Troposphere and at the Surface.- Atmospheric Changes and UV-B Monitoring.- Modeling of UV Penetration through the Atmosphere and Ocean.- Tropospheric Photochemistry and its Response to UV Changes.- Trends in Surface UV Radiation.- Biospheric Effects and Feedbacks resulting from Solar UV-B changes.- Implications of increased Solar UVB for Aquatic Ecosystems.- Implications of increased Solar UVB for Terrestrial Vegetation.- Implications of increased Solar UVB for Cancer Incidence.- Ultraviolet-Induced immune suppression and its relationship to stratospheric ozone depletion.