WCRP is organized as a network of core and co-sponsored projects, working groups, and cross-cutting initiatives.

The organizational structure consists of:

• The WCRP Joint Scientific Committee (JSC)
• Advisory councils: the WCRP Modelling Advisory Council (WMAC) and the WCRP Data Advisory Council (WDAC).
• WCRP Working Groups
• WCRP Core Projects
• WCRP Grand Challenges
• The WCRP Secretariat