The CWP Guinea was visited by a team of consultant working on the evolutions in the Senegal basin transboundary environemental diagnosis analysis developed in 2006 and the need for revising it. The discussions included also how the CWP could play a more active role in the second phase of the IWRM programme (PGIRE) of OMVS, the present state of the Senegal basin, present trends of hydrological data in the basin, the environmental degradation and the Gender mainstreaming.