Global Multi-Resolution Topography Data Portal
Also known as GMRT
The Global Multi-Resolution Topography (GMRT) Synthesis is a dynamically maintained global multi-resolution synthesis of terrestrial and seafloor elevation data available as images & gridded data values.
Getting access
Open access Open
- How to apply
- Not yet verified — we don’t publish a route we haven’t checked.
Summarised from a registry — the exact application route is not yet verified.
Registration required Restricted (registration)
- How to apply
- Not yet verified — we don’t publish a route we haven’t checked.
Summarised from a registry — the exact application route is not yet verified.
About this database
| Website | https://www.gmrt.org/ |
|---|---|
| Subjects | Natural Sciences · Geosciences (including Geography) · Atmospheric Science and Oceanography · Geochemistry, Mineralogy and Crystallography · Oceanography · Geochemistry, Mineralogy and Crystallography |
| Last updated | 2026-09-11 |