translate English to French: (a) Undertaking regular worldwide assessments of the state of the world water systems and providing timely information at various levels - policy, practice, public, etc. Related activities are presented in above in the early part of this section on above under Aassessment;
a) Evaluer régulièrement au niveau mondial la condition des systèmes hydrologiques et fournir des informations en temps opportun à différents niveaux - politique, pratique, public, etc.