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2. SRTM Water Body Data - Wikipedia

   en.wikipedia.org/wiki/SRTM_Water_Body_Data

   SWBD data covers the Earth's surface between 56° southern latitude and 60° northern latitude. It is distributed in ESRI shapefile format, divided into 12,229 files, each covering one 1°-by-1° tile of the Earth's surface. SWBD data is in the public domain and is made available online for free download by NASA.

3. Digital elevation model - Wikipedia

   en.wikipedia.org/wiki/Digital_elevation_model

   Released at the beginning of 2022, FABDEM offers a bare earth simulation of the Earth's surface at 30 arc-second resolution. Adapted from GLO-30, the data removes all forests and buildings. The data is free to download non-commercially and through the developer's website at a cost commercially.

4. List of GIS data sources - Wikipedia

   en.wikipedia.org/wiki/List_of_GIS_data_sources

   Data from Conservation International on areas of the world with especially high endemism and high numbers of threatened species. Pilot Analysis of Global Ecosystems: Forest Ecosystems: Data from the World Resources Institute includes: percentage tree-cover, population density and tree cover, share of wood in fuel consumption, etc.

5. List of free geology software - Wikipedia

   en.wikipedia.org/wiki/List_of_free_geology_software

   dGB Earth Sciences GPL or custom Cross-platform: C++: Interfaces with GMT Modelgeo [21] General 3D mathematics with modelling and visualization of geoscience data ModelGeo AS Free for non-profit use Windows C++, TCL: Originally a petroleum geology program, reads all common geology and geophysics data formats ParaViewGeo [22]

6. Google Earth - Wikipedia

   en.wikipedia.org/wiki/Google_Earth

   Google Earth is a web and computer program that renders a 3D representation of Earth based primarily on satellite imagery.The program maps the Earth by superimposing satellite images, aerial photography, and GIS data onto a 3D globe, allowing users to see cities and landscapes from various angles.

7. Advanced Spaceborne Thermal Emission and Reflection ...

   en.wikipedia.org/wiki/Advanced_Spaceborne...

   ASTER provides high-resolution images of Earth in 14 different bands of the electromagnetic spectrum, ranging from visible to thermal infrared light. The resolution of images ranges between 15 and 90 meters. ASTER data is used to create detailed maps of surface temperature of land, emissivity, reflectance, and elevation. [1]

8. Natural Earth - Wikipedia

   en.wikipedia.org/wiki/Natural_Earth

   Natural Earth is a public domain map dataset available at 1:10 million (1 cm = 100 km), 1:50 million, and 1:110 million map scales. [ clarification needed ] Natural Earth's data set contains integrated vector and raster mapping data.

9. Earth Gravitational Model - Wikipedia

   en.wikipedia.org/wiki/Earth_Gravitational_Model

   GeographicLib provides a utility GeoidEval (with source code) to evaluate the geoid height for the EGM84, EGM96, and EGM2008 Earth gravity models. Here is an online version of GeoidEval . The Tracker Component Library from the United States Naval Research Laboratory is a free Matlab library with a number of gravitational synthesis routines.