4 天之前 · A digital elevation model (DEM) is a 3D graphic of the "bare earth" surface of land shown without trees, buildings or other objects.

Used to gather topographic (elevation) data of Earth's surface, NASA's SRTM used interferometry.

Giovanni is an online (Web) environment for the display and analysis of geophysical parameters in which the provenance (data lineage) can easily be accessed.

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

2019年9月14日 · Specification: OGC GeoTIFF Standard, Version 1.1, OGC Document 19-008r4 Published September 14, 2019: ESCO RFC: ESDS-RFC-040v1.1 - GeoTIFF File Format

2017年10月19日 · The Application for Extracting and Exploring Analysis Ready Samples is an intuitive and powerful data extraction application for Earth Observation datasets archived at NASA's Distributed Active Archive Centers ().

2024年11月8日 · NASA's Application for Extracting and Exploring Analysis Ready Samples is a powerful web application and application programming interface (API) that provides intuitive access to more than 100 geospatial datasets from multiple federal agencies, including datasets at several NASA Distributed Active Archives Centers ().

2024年10月17日 · In this NASA tutorial, learn how to add NetCDF data in QGIS, a geographic information system that runs on Unix platforms, Windows, and MacOS.

NASA's Application for Extracting and Exploring Analysis Ready Samples (AppEEARS) online data tool offers users a simple and efficient way to perform data access and transformation processes.

2023年4月3日 · The volume of data in NASA’s Earth Observing System Data and Information System never stops growing.On September 30, 2021, the total amount of data in the EOSDIS archive, including data migrated to the cloud, was 59.24 petabytes (PB).