The scientific activity at P2OA cover six main topics :
- T1 : Atmospheric physico-chemistry at large scale, and climatic impact
- T2 : Surface/atmosphère interactions, energy fluxes
- T3 : Meteorology and boundary layer in complex terrain, influence on atmospheric composition
- T4 : Atmospheric Electricity and Ionosphere
- T5 : Geochemical cycles in the environment
- T6 : Ionizing radiation in the environement