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  2. Shuttle Radar Topography Mission - Wikipedia

    en.wikipedia.org/wiki/Shuttle_Radar_Topography...

    The Shuttle Radar Topography Mission is an international project spearheaded by the U.S. National Geospatial-Intelligence Agency ( NGA ), an agency of the U.S. Department of Defense, and the U.S. National Aeronautics and Space Administration ( NASA ). NASA transferred the SRTM payload to the Smithsonian National Air and Space Museum in 2003 ...

  3. United States Geological Survey - Wikipedia

    en.wikipedia.org/wiki/United_States_Geological...

    United States Geological Survey (USGS) / 38.9470; -77.3675. The United States Geological Survey ( USGS ), founded as the Geological Survey, is an agency of the United States government whose work spans the disciplines of biology, geography, geology, and hydrology. The agency was founded on March 3, 1879, to study the landscape of the United ...

  4. Google Earth - Wikipedia

    en.wikipedia.org/wiki/Google_Earth

    Google Earth is a 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. Users can explore the globe by entering addresses and ...

  5. United States Geological Survey Library - Wikipedia

    en.wikipedia.org/wiki/United_States_Geological...

    Website. library .usgs .gov. The United States Geological Survey Library ( USGS Library) is a program within the United States Geological Survey (USGS), a scientific bureau within the Department of Interior of the United States government. The USGS operates as a fact-finding research organization with no regulatory responsibility.

  6. National Lidar Dataset (United States) - Wikipedia

    en.wikipedia.org/wiki/National_Lidar_Dataset...

    The USIEI is a collaborative effort of NOAA and the U.S. Geological Survey, with contributions from the Federal Emergency Management Agency, the Natural Resources Conservation Service, the US Army Corps of Engineers, and the National Park Service. The inventory displays high-accuracy topographic and bathymetric data for the US, and it is ...

  7. Bhuvan - Wikipedia

    en.wikipedia.org/wiki/Bhuvan

    Bhuvan (lit: Earth) is an Indian web-based utility which allows users to explore a set of geographic content prepared by the Indian Space Research Organisation. The content which the utility serves is mostly restricted to within Indian boundaries and is offered in four regional languages. The content includes thematic maps related to disasters ...

  8. National Earthquake Information Center - Wikipedia

    en.wikipedia.org/wiki/National_Earthquake...

    The NEIC is the U.S. national data center and archive for earthquake information. Third, the NEIC pursues an active research program to improve its ability to locate earthquakes and to understand the earthquake mechanism. These efforts are all aimed at mitigating the risks of earthquakes to mankind; and they are made possible by the fine ...

  9. Survey marker - Wikipedia

    en.wikipedia.org/wiki/Survey_marker

    Survey markers, also called survey marks, survey monuments, or geodetic marks, are objects placed to mark key survey points on the Earth's surface. They are used in geodetic and land surveying. A benchmark is a type of survey marker that indicates elevation ( vertical position ). Horizontal position markers used for triangulation are also known ...