GED Datasets are defined by authorship, however they are grouped by database according to their geographic compatibility. Each database is defined by geographic coverage, reference system, and projection. Resolution will vary between global, regional, and local databases, but may also vary within a database. Databases contained on this website are presented as follows:
GLGEO: Global coverage - Geodetic
projection
SEAGEO: Southeast Asia coverage - Geodetic
projection
USALB: Conterminous United States coverage
- Albers projection
See also:
| Downloading Data | Database Organization | Data Structure and Formats | Content Definitions | Using GIS |