Dec 12, 2025 · NASA's terrain elevation data measure current height and changes in land altitude and are useful for creating digital elevation models.

OpenAltimetry Discover and visualize global altimetry data. NASA’s OpenAltimetry is a free and powerful map-based data visualization and discovery tool for exploring surface elevation …

Dec 11, 2025 · ASTER Global Digital Elevation Model V003The Terra Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) Global Digital Elevation Model …

Dec 12, 2025 · A digital elevation model (DEM) is a three-dimensional graphic of the "bare earth" surface of land shown without trees, buildings or other objects. DEMs can be created using …

Measure distance & elevation Use lines and shapes to check distances and estimate sizes of different features on Earth. What you can measure in Google Earth Pro: Polygon: The …

MEaSUREs 2012 project focused on providing the scientific and civil communities with a state-of-the-art global DEM from SRTM processing improvements.

The purpose of SRTM was to generate a near-global digital elevation model (DEM) of the Earth using radar interferometry. SRTM was a primary component of the payload on the Space …

You might try this Elevation on Google Maps tool. To get the elevation for your current location, just click the little circle button in the upper right of the map. You can also search for elevation …

Dec 12, 2025 · NASA's topography data offer essential measurements that help inform human planning, protect ecosystems, and explain Earth's land processes.

Feb 11, 2000 · The Shuttle Radar Topography Mission (SRTM) payload flew aboard the Space Shuttle Endeavour during the STS-99 mission. SRTM collected topographic data over nearly …