Global Observing System (GOS): The coordinated system of methods and facilities for making meteorological and other environmental observations on a global scale in support of all WMO Programmes; the system is comprised of operationally reliable surface-based and space-based subsystems. The GOS comprises observing facilities on land, at sea, in the air and in outer space.  These facilities are owned and operated by the Member countries of WMO each of which undertakes to meet certain responsibilities in the agreed global scheme so that all countries can benefit from the consolidated efforts.

TECHNICAL COMMISSIONS
Expert Teams and Rapporteurs