It was in September 1906 that the predecessor of the IAG, the 'Internationale Erdmessung', th organized the 15 General Assembly at the Hungarian Academy of Sciences in Budapest. It was 95 years later, in September 2001, that the IAG returned to this beautiful city to hold its Scientific Assembly, IAG 2001, in the historical premises of the Academy. The meeting took place from September 2-7, 2001 and continued the tradition of Scientific Assemblies, started in Tokyo (1982) and continued in Edinburgh (1989), Beijing (1993) and Rio de Janeiro (1997). Held every four years at the midpoint between...

This volume contains 102 papers from the IAG Scientific Assembly, held on the premises of the Hungarian Academy of Sciences in Budapest from 2nd to 7th September, 2001. These assemblies are designed to give an integrated view of geodetic activities to a broad spectrum of researchers and practitioners in geodesy and geophysics. At this meeting, which emphasized new vistas, a total of 380 papers were presented; 100 were selected for review and publication in this volume. They are representative of this meeting in the sense that they present current research areas in geodesy to the interested...