GAW Program - GAW-SAG

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The GAW Scientific Advisory Groups and Expert Teams have the following terms of reference:

(a) Keep informed of scientific and technical developments in their field;

(b) Advice the SSC and Members on the developments, priority areas and progress in their field, taking into consideration user requirements;

(c) Contribute to the review of the GAW Implementation Plan;

(d) Implement recommendations, tasks and projects as defined in the GAW Implementation Plan;

(e) Review the status of the relevant part of the GAW network, ensure active collaboration with contributing networks, and advise on further enhancement of the observational capacity of the GAW Programme, fostering the development of QMF;

(f) Promote timely data delivery;

(g) Develop a broad spectrum of products and services, taking socio-economical needs into consideration;

(h) Interact effectively with the WMO Secretariat on matters related to the GAW Programme;

(i) Take into consideration activities by other UN organizations and institutes in their field and collaborate as appropriate.

Scientific Advisory Groups are to co-ordinate GAW activities for seven parameter types:

1. Ozone (SAG Ozone)
2. UV Radiation (SAG UV)
3. Greenhouse Gases (SAG Greenhouse Gases)
4. Aerosols (SAG Aerosols)
5. Precipitation chemistry (SAG Precipitation Chemistry)
6. Reactive Gases (SAG Reactive Gases)

The place of SAGs in the GAW monitoring system is depicted in Figure 1. Through the GAW secretariat at WMO headquarters in Geneva, their oversight of the network is implemented.


Figure 1 : Components of GAW Monitoring


Figure 2 : Stations

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