Established in 2002. RCTWS provides information on the science and technology of arid and semi-arid zones and promotes policies leading to integrated and sustainable water resources management.

Established in 2008. The Centre aims to generate and provide scientific and technical information and support exchange of information on regional shared groundwater management issues, with emphasis on Africa and the Arab States.

Established in 2011, the aim of this Centre is to provide training and encourage research; generate and provide scientific and technical information and support the exchange of information, in particular with regard to local scientific, technical and managerial knowledge, in the various domains of groundwater knowledge and management.

Signed in 2013, the centre's aim is to act as a facilitator and synergistic structure to articulate the different scientific and institutional stakeholders at local, national, regional, and international levels regarding of implementation of IRBM, particularly in the West African Region. The Centre focusses on research in the area of hydro-informatics, IWRM, and socio-economic research and to provide IRBM training, tertiary education for water professionals. Functions include coordination and implementation of cooperative research projects, networking on information and knowledge exchange in West Africa, organising training courses, seminars, workshops, and meetings and producing and disseminating publications.

Established in 2014, the aim of this centre is to provide training and research opportunities; generate and provide scientific and technical information and support the exchange of information, in particular with regard to local scientific, technical and managerial knowledge, in the various domains of water harvesting.