A comprehensive database in the geosciences and includes references to all publications of the U.S. Geological Survey, and US Canadian theses in the geosciences.

Accesses records that are in the process of being indexed prior to their integration in the main GeoRef database. Most of records are from non-English language literature that was not necessarily published recently. Use in conjunction with GeoRef.

Provides access to articles and proceedings in the Geological and Environmental Sciences as well as related sciences.