International Union of Soil Sciences / International Society for Photogrammetry and Remote Sensing / International Geographical Union / International Council for Sciences / International Union of Geological Sciences / Steering Committee of GUs / GUs / International Union of Radio Science / Steering Committee Each / International Union of Geodesy and Geophysics / ICSU General Assembly / United Nations / Steering Committee / International Astronomical Union / International Cartographic Association / International Union for Quaternary Research / /
Position
Chair / Chair and a Vice Chair / representative / General / President / Secretary General /Chief Executive Officer / Executive Board / Vice Chair / /