The purposes of ASLO are to promote the interests of limnology, oceanography and related sciences, to foster the exchange of information across the range of aquatic science, and to further investigations dealing with these subjects. ASLO is best known for its journal, Limnology and Oceanography, its interdisciplinary meetings, and its special symposia.

Professional organization with a worldwide membership of commercial and academic professionals in the geosciences and engineering.

International scientific organization dedicated to the study of the past evolution and current thermal, dynamical and chemical state of the Earth's deep interior and of the effect that the interior has on the structures and processes observed at the surface.

SIPES is an organization for independent or consulting professional earth scientists. Members include geologists, engineers, geophysicists, geochemists and other earth scientists.

The NCO discloses geo-information, knowledge and capabilities from Netherlands parties to the international UNSDI community. Includes the UNSDI-NCO GeoNetwork portal.