Dec 17, 2025 · NASA's topography data offer essential measurements that help inform human planning, protect ecosystems, and explain Earth's land processes.

The Shuttle Radar Topography Mission (SRTM) payload flew aboard the Space Shuttle Endeavour during the STS-99 mission. SRTM collected topographic data over nearly 80% of …

Apr 25, 2024 · Recently released datasets from the SWOT mission provide scientists with previously unavailable measurements of Earth’s surface water.

The Land Processes Distributed Active Archive Center (LP DAAC) is responsible for the archive and distribution of the NASA Making Earth System Data Records for Use in Research …

Description The Land Processes Distributed Active Archive Center (LP DAAC) is responsible for the archive and distribution of NASA Making Earth System Data Records for Use in Research …

Mar 1, 2021 · NASA Shuttle Radar Topography Mission (SRTM) Version 3.0 Global 1 arc second Data Released over Asia and Australia SRTMGL1 coverage now includes Africa, Europe, …

Nov 20, 2013 · NASA's Land Processes Distributed Active Archive Center (LP DAAC) released the NASA Shuttle Radar Topography Mission (SRTM) collection on November 20, 2013. …

Dec 18, 2025 · NASA's Height Above Nearest Drainage (HAND) is a terrain model that normalizes topography to the relative heights along the drainage network and is used to …

6 days ago · 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 …

The NASA's Surface Water and Ocean Topography (SWOT) Swath Visualizer allows users to investigate the coverage of Earth's surface by two SWOT instruments—the KaRIn …