Find Open Sources of Elevation Data With OpenTopography
OpenTopography is a portal that provides access to open sources of topographical datasets and processing tools.
Version 3 of the ASTER Global Digital Elevation Model Released
2.3 million scenes from the ASTER archive were processed to create the latest version of the ASTER Global Digital Elevation Model (GDEM).
ICESat-2: Highest Resolution Laser Altimeter
ICESat-2’s purpose is to collect detailed measurements of the Earth’s surface using its Advanced Topographic Laser Altimeter System (ATLAS). Â
LiDAR: Light Detection And Ranging
LiDAR systems are used to collect high resolution topographic and bathymetric data.
How LiDAR is Being Used to Help With Natural Disaster Mapping and Management
Michael Shillenn, vice president and program manager with Quantum Spatial outlines three projects where LiDAR data from the USGS 3D Elevation Program (3DEP) has been used to assist in planning, disaster response and recovery, and emergency preparedness. Â
New Global Elevation Data Available: Global Multi-resolution Terrain Elevation Data 2010
NGA and USGS revised and improved their global elevation model.