The American Geosciences Institute recognizes the importance of relationships with many organizations which do not formally meet membership criteria. These are known as Liaison Organizations.
Liaison Organizations
Australian Institute of Geoscientists (AIG)
The National Academies - Board on Earth Sciences and Resources (BESR)
Consortium for Ocean Leadership (COL)
European Federation of Geologists (EFG)
U.S. Dept. of Energy (Geothermal Technologies Office)