The XI Scientific Assembly of the International Association of Hydrological Sciences (IAHS 2022) will take place in Montpellier (France) from 29 May to 3 June 2022. The objective of this important event will be to communicate, exchange and plan on all the major topics of hydrological sciences within the framework of sessions organised by all the IAHS Commissions and Working Groups. Find all our information (programme, registration, etc.)