1999 SCIENTIFIC REPORT

   
1     INTRODUCTION							 
									
2     CLIMATE VARIABILITY OVER THE NORTH ATLANTIC-EUROPEAN REGION AT INTER-ANNUAL TO DECADAL TIME-SCALES		 
									
2.1   Influence of sea surface temperature anomalies on low frequency atmospheric variability over the North Atlantic European sector
      (C.Cassou, L.Terray, S.Valcke)
2.2   
      Study of the observed covariations of the sea surface temperature and mid-tropospheric flow signatures over the extra-tropical North Atlantic
      (M.Drevillon, C.Cassou, P.Rogel, L.Terray, S.Valcke)

3     SEASONAL PREDICTION

3.1   Technical aspects of seasonal forecasting 
      (E.Maisonnave)

3.2   ENSO prediction and impact of assimilation
      (Ph.Rogel)

3.3   Some early results of seasonal forecasting the European climate with ARPEGE-OPA 
      (Ph.Rogel)

4     DATA ASSIMILATION STUDIES

4.1   Global ocean data assimilation for seasonal prediction
      (Ph.Rogel)

4.2   New algorithms for data assimilation 
      (Th.Lagarde, A.Piacentini, O.Thual, P.Vidard, A.Weaver)

4.3   Data assimilation for atmospheric chemistry 
      (S.Massart, A.Piacentini, O.Thual)

5     DEVELOPMENT OF THE PALM SOFTWARE

5.1   Prototyping 
      (A.Fouilloux, L.Leger, A.Piacentini)

5.2   Benchmarking 
      (A.Piacentini)				

5.3   Application to the MERCATOR prototype 
      (A.Piacentini, B.Tranchant)

6     THE OASIS COUPLER AND APPLICATIONS

6.1   Development of the OASIS coupler 
      (L.Terray, S.Valcke, A.Piacentini)

6.2   OASIS applications 
      (L.Terray, S.Valcke, P.Rogel, E.Maisonnave)

7     MERCATOR PROTOTYPE

7.1   The 1/3o resolution system
      (L.Fleury, Y.Drillet, B.Tranchant, A.Piacentini)

7.2   The high resolution prototype
      (L.Siefridt, H.Perez, Y.Drillet)



8     PUBLICATIONS							 
									
8.1   Journal Publications					 
8.2   Conference  Proceedings and Book Chapters			
8.3   Technical Reports	 

Last update : 28 mai 2003, Nicolas Daget.