Review and Integration of Biosphere-Atmosphere Modelling of Reactive Trace Gases and Volatile Aerosols

Introduction.- Organisation and structure of the workshop.- Section I: Review documents.- Advances in understanding, models and parameterisations of biosphere-atmosphere ammonia exchange.- Modelling atmosphere-biosphere exchange of Ozone and Nitrogen oxides.- Bidirectional exchange of volatile organic compounds.- Surface / atmosphere exchange of atmospheric acids and aerosols, including the effect and model treatment of chemical interactions.- Section II: Synthesis according to compounds.- Modelling the air-surface exchange of ammonia from the field to global scale.- O3 and NOx exchange.- Bi-directional exchange of volatile organic compounds.- Aerosol and Acid Gases.- Section III: Synthesis according to model component.- Gaseous stomatal exchange and relation to ecosystem functioning.- Impact of leaf surface and in-canopy air chemistry on the ecosystem/atmosphere exchange of atmospheric pollutants.- Soil and litter exchange of reactive trace gases.- In-canopy turbulence - State of the art and potential improvements.- A common conceptual modelling framework for reactive trace gases and volatile aerosols atmosphere-biosphere exchange in chemical transport models.- General model requirements.- The ideal model for each compound.- Ammonia.- Nitrogen oxides and ozone.- Aerosol and acid gases.- Volatile organic compounds (VOC).- Emerging common features in the modelling framework.- Acknowledgements.