1. Data Archiving Country reports indicate a good compliance in providing data to the WOUDC – with 15 NDACC LIDARS – 2 LIDAR platforms submitted to WOUDC Archiving of process studies – links to full data sets?

2. Data Archiving What are the distinct functions of the various data archives / programs? –WOUDC -> EC –WDC – RSA –> DLR –WDC – GHG -> JMA –EUVDB -> FMI (regional database Europe) –NDACC Synergy vs. competition

3. Data Archiving Function of IGACO – O 3 with respect to assessing the functions the various databases. IGACO - O 3 does not include surface ozone. With increased interest in tropospheric processes and the need for better models should surface obs. be considered? Who is responsible? who has authority? Us, UV-SAG, Ozone-SAG, IGACO – O 3 other WMO bodies -> How do we link data centres (databases) in order to obtain ancillary data – one-stop shopping? -> at the moment we have multiple number of proposals for one-stop portals

4. WOUDC What do we want from the WOUDC? –Data types / limits –Quality assurance – types / policing / flagging -> are these questions being answered by IGACO – O 3 –Value-added products? –Data turn-around – both data ingest and output