IAG 1995 Boulder - Important Activities & Development

The following activities represent among major developments contributed by IAG between 1991-1995;

1. The International Earth Rotation Service (IERS) continued to work with great success as a joint enterprise of IUGG and IAU since 1988. Providing the basic reference frames by employing advanced space methods.
2. The development of regional reference networks - examples of this type of work are the European Reference Frame now extended to Eastern Europe, and the SIRGAS project in South America, and the International GPS Service for Geodynamics started routine work on January 1, 1994, and proved to be extremely successful.
3. the International Geoid Service, located at Milano, is operational since 1992, and provides effective support to individuals and agencies, involved in geoid determination.
4. one outcome of active GALOS group, chaired by Petr Vanicek, which is the establishment of an IHO (International Hydrographie Organization) / IAG Advisory Board on Hydrographic and Geodetic Aspects of the UN Convention on the Law of the Sea.
5. IAG activities outside Europe & USA started spreading - as examples the Symposium on Geodesy in Latin America in Vienna 1991, and the forthcoming Symposium on South East Asia, to be held here in Boulder, as well as Symposia or Workshops in Maracaibo, Bali, Lagos and Nairobi held between 1992 and 1994.

University of Boulder, Colorado

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