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The Global Data Explorer (GDEx) data access interface is the result of collaboration between the Land Processes (LP) Distributed Active Archive Center (DAAC) and George Mason University's Center for Spatial Information Science and Systems.

Users of GDEx are required to have a NASA Earthdata login account to download data.  Register for an Earthdata account by clicking here.

Data sets currently available within GDEx include:

Data Products Coverage
ASTER Global Digital Elevation Model V002 (GDEM)      Global
NASA Shuttle Radar Topography Mission (SRTM) - V3.0 (SRTM Plus)

     1 arcsecond (US)

     3 arcsecond (Global)

NGA Shuttle Radar Topography Mission (SRTM) - "Finished"

     1 arcsecond (US)

     3 arcsecond (Global)

GTOPO30      Global
Blue Marble      Global











Contact LP DAAC User Services for additional information.  Launch GDEx.


Global Data Explorer (GDEx)