1. WG3, List of participants (1) (EoC-based draft) Name & countryContribution (in-short) A.Miranda, Portugal- air quality modelling in Portugal, urban stress - review and documentation of selected Met-CTM complexes Barbara Fay, Germany- sensitivity studies, evaluation of emergency CTMs, chemistry CTMs in co-operation with Karlsruhe, Leipzig, and Berlin teams C.Soriano, Spain- ozone modelling in complex terrain and urban areas, sensitivity D.Oettl, Austria- low-wind speed in dispersion models (methodology) - Eulerian-Lagrangian model coupling, sensitivity with regad to resolution - PM, NOx with very high resolution Giovanna Finzi, Italy- sensitivity of PM composition to meteorological parameters - benefits of satellite data assimilation for secondary pollutants over complex terrain Heinke Schluenzen, Germany- database for meso-scale met models (www.me.uni-hamburg.de/cost728)www.me.uni-hamburg.de/cost728 - evaluation of impact of errors in met data crucial for ispersion model application Jacek Kaminski, Canada- photochemical transformations in the lake breeze circulations - trans-continental transport using GEM-AQ model Joanna Struzewska, Poland- influence of local circulations onto smog (Gdansk) - wild fires impact onto PM; smog simulations John Bartzis, Greece- ozone and PM in urban air, aerosol processes - episodic simulations, sensitivity, model capacities Marina Covre, France- ozone modelling for regional and urban areas - episodic model capability, sensitivity

2. WG3, List of participants (2) (EoC-based draft) Name & countryContribution (in-short) Konstantin Ganev, Bulgaria - ozone and PM at various scales, influence from local to regional - model capabilities for episodic simulations M.Tzella, Greece - meteo parameters and physical schemes influencing emission and/or chemical transformations - ozone and PM for urban, sensitivity, episodic model capability Mikhail Sofiev, Finland - boundary layer re-stating in dispersion models - downscaling of meteorological fields - biological emission (flowering) affected by met parameters Milan Milan, Spain - ozone and PM at various scales, aerosol processes - episodic model capability, sensitivity Ranjeet Sokhi, UK - ozone and PM at urban scale, aerosol processes - episodic model capability, sensitivity Valentin Foltesku, Sweden - ozone and PM at various scales - sensitivity Kristina Labanch, Hungary - identification of improvements in MetM-CTM for air pollution and emergency forecasting purposes - examination and documentation of operational procedures and protocols for emplying MetM-CTM for assessing real-world air pollution and dispersion problems including (mainly) boundary conditions Aleksander Baklanov, Denmark - aerosol dynamics and feedbacks for urban and regional scales - Integrated modelling for episodic conditions and interpretation - Sensitivity analysis & key parameters from MetM to ATMs.

3. DELIVERABLES OF THE WG 3 * Documentation of procedures and protocols for using MetM-CTMs for real air pollution and dispersion applications * Review of the capabilities of selected MetM and CTMs for air pollution and dispersion applications. * Documentation of the capabilities of MetM-CTM for describing and predicting air pollution episodes. * Identification of improvements of MetM-CTM systems for prognostic and diagnostic applications.

4. WG3, contribution groups Model examination, review, documentation, databases, etc. –review of interfaces, MET-CTM couples –sensitivity studies, identification of the key parameters in various conditions –capabilities of models to simulate specific episodes –influence of meteorological parameters to emission, chemical transformation and transport Methodology development –low-wind-speed in dispersion models –Eulerian-Lagrangian sub-models coupling –re-stating the boundary layer parameters in dispersion models –downscaling the meteorological fields Model applications –ozone, PM, gases –regional and urban scale –complex terrain –sea-land breeze circulations –benefits of the data assimilation from satellites –forest fires and PM concentrations

5. T1. Model review, documentation, databases, etc. (a,b) (AUT) –collect the database (episodes long-term assessments) define the format (MAQNet) populate the database (AUT, input from all) –analyze the database: types of the episodes, identification the existing information, gaps, climatology, types of climates, types of problems and applications (Spain (climatology), Italy, Finland) –pre-requisite: model submitted here is to be defined in the model database T2. Model examination (c,f) (MAQNet, Canada) –Screen the database identifying the parts important for the model performance (?) –Design and carry out additional sensitivity studies –Synthesis of current and new information from the sensitivity studies. WG3 tasks

6. WG3 tasks (2) T3. Identification of limitations and potential methodology improvements (d,e) (UNIBS, Italy), see T2, point 1 –low-wind-speed in dispersion models –Eulerian-Lagrangian sub-models coupling (link WG2) –re-stating the boundary layer parameters in dispersion models –downscaling the meteorological fields –data assimilation, satellites –secondary aerosol formation (link WG1) T4. Examination of model applications, case studies (g) (UAVR, Portugal), see T2, point 1 –ozone, PM, gases –regional and urban scale –complex terrain –sea-land breeze circulations –forest fires and PM concentrations –air quality and emergency response forecasting T5. Links to: (UH, WMO) –climate modelling groups –end users

7. Tasks for next 6 months Database (T1), first points in T2