AS1.1 – Numerical weather prediction, data assimilation and ensemble forecasting

AS1.5 – Aviation Meteorology: Observations, Modeling, and Operations

AS1.7 – Atmospheric applications in microwave radiometry (co-organized)

AS1.8 – Precipitation: Measurement, Climatology, Remote Sensing, and Modeling (General Session)

AS1.13 – Infrasound, acoustic-gravity waves, and atmospheric dynamics

AS1.15 – Tropical Meteorology


AS1.18 – The global monsoons in current, future and palaeoclimates and their role in extreme weather and climate events (co-organized)

AS1.19 – Mid-latitude Cyclones and Storms: Diagnostics of Observed and Future Trends, and related Impacts (co-organized)

AS1.21 – Drivers of European weather patterns and natural climate variability

AS1.24 – Dynamical Meteorology (General Session)

AS1.25 – Past and future atmospheric temperature changes and their drivers (co-organized)

AS1.26 – Joint Session of the MLT and the VarSITI-ROSMIC program (co-organized)

AS1.27 – Dynamics and chemistry of the upper troposphere and stratosphere: observations and models

AS1.28 – Dynamical coupling between the stratosphere and the troposphere

AS1.29 – Cloud processes and cloud feedbacks in models and observations

AS1.30 – Observing and modeling processes in moderately supercooled clouds

AS1.31 – Atmospheric Convection

AS1.33 – Linking Clouds to Circulation: Insights from recent measurements

AS1.34 – Jón Egill Kristjánsson memorial session: clouds, aerosols, geoengineering, Arctic weather

AS1.35 – Clouds, Aerosols, Radiation and Precipitation (General Session)

AS2.1 – Impact of Land-Surface-Atmosphere Feedbacks on Weather and Climate (co-organized)

AS2.2 – Air-Land Interactions (General Session) (co-sponsored by iLEAPS) (co-organized)

AS2.3 – Boundary Layers in High Latitudes: Physical and Chemical Exchange Processes over Ocean-Ice-Snow-Land Surfaces (co-organized)

AS2.4 – Challenges of a changing Mediterranean natural environment (co-organized) | PICO

AS2.6 – Turbulence in Atmospheric and Oceanic Boundary Layers (co-organized)

AS3.1 – Aerosol Chemistry and Microphysics (Arne Richter Award for Outstanding ECSs Lecture by Federico Bianchi)

AS3.3 – Atmospheric Ice Particles

AS3.8 – Radiative effects and global aerosol forcing estimates of natural and anthropogenic aerosols

AS3.9 – Remote Sensing of Clouds and Aerosols: Techniques and Applications

AS3.11 – MAX-DOAS and other scattered light DOAS systems: instruments, techniques and applications (co-organized)

AS3.12 – Satellite observations of tropospheric composition and pollution, analyses with models and applications

AS3.13 – Remote-Sensing of Atmospheric Carbon Dioxide and Methane

AS3.14 – Atmospheric composition variability and trends | PICO

AS3.15 – Halogens in the Troposphere | PICO

AS3.16 – Gas Phase Composition and Reactivity

AS3.17 – Polar Ozone and Polar Stratospheric Clouds

AS3.18 – Atmospheric transport of trace species and aerosols: Modeling and observations

AS3.19 – Mediterranean aerosol and gaseous precursors: from sources to processes and regional impacts

AS3.20 – Air pollution in Asia

AS3.21 – Air Pollution Modelling

AS3.22 – Urban air quality

AS3.25 – Rising methane and climate: Identification, estimation, and reduction of anthropogenic and natural methane sources and sinks from the Arctic to the Tropics. (co-organized)

AS3.27 – Climate and atmospherically important trace gases: metrology, quality control and measurement comparability

AS4.1 – High Energy Radiation from Thunderstorms and Lightning

AS4.2 – Impacts of cosmic dust in the terrestrial and other planetary atmospheres (including Vilhelm Bjerknes Medal Lecture)

AS4.3 – Atmospheric composition, weather and climate in Sub-Saharan Africa (co-organized)

AS4.4 – Air-sea exchanges: Impacts on Biogeochemistry and Climate (co-organized)

AS4.6 – Aircraft-based observation of the atmosphere and atmosphere-surface exchange processes

AS4.10 – Recent developments in numerical atmospheric, oceanic and sea-ice models: towards global cloud and eddy resolving simulations on exascale supercomputers (co-organized)

AS4.12 – Integrated Environmental Prediction: Seamless coupled modelling of the dynamics and chemistry of the atmosphere, ocean and land

AS4.16 – Stable isotopes in the atmosphere - from vapor to precipitation (co-organized)

AS4.46 – Research and Development in Nuclear Explosion Monitoring (co-organized)