Before revision: International Association for the Physical Sciences of the Oceans (IAPSO) is one of eight associations of the International Union of Geodesy and Geophysics (IUGG), constituted within the International Council of Science (ICSU ).
After revision: International Association for the Physical Sciences of the Oceans (IAPSO) is one of eight associations of the International Union of Geodesy and Geophysics (IUGG), constituted within the International Science Council (ISC ).