datum coordinate
61Spatial reference system — Geodesy Fundamentals Geodesy · …
62United States customary units — A table of weights from the secretaries of states, showing the number of pounds that their laws recognize as a bushel of different commodities. c. 1854 United States customary units are a system of measurements commonly used in the United… …
63Storm surge — or tidal surge is an offshore rise of water associated with a low pressure weather system, typically a tropical cyclone. Storm surge is caused primarily by high winds pushing on the ocean s surface. The wind causes the water to pile up higher… …
64Serializability — In concurrency control of databases,[1][2] transaction processing (transaction management), and various transactional applications (e.g., transactional memory[3] and software transactional memory), both centralized and distributed, a transaction… …
65continental landform — ▪ geology Introduction any conspicuous topographic feature on the largest land areas of the Earth. Familiar examples are mountains (including volcanic (volcanism) cones), plateaus, and valleys. (The term landform also can be applied to… …
66Waypoint — A waypoint is a reference point in physical space used for purposes of navigation.ConceptWaypoints are sets of coordinates that identify a point in physical space. For the purposes of terrestrial navigation, these coordinates usually include… …
67GIS file formats — A GIS file format is a standard of encoding geographical information into a file. They are created mainly by government mapping agencies (such as the USGS) or by GIS software developers.Metadata often includes: * Elevation data, either in raster… …
68Google Earth — Infobox Software name = Google Earth caption = Screenshot of Google Earth in Windows Vista developer = Google released = mid 2006 latest release version = 4.3.7284.3916 latest release date = release date and age|2008|7|13 programming language =… …
69Keyhole Markup Language — Infobox file format name = Keyhole Markup Language extension = .kml, .kmz mime = application/vnd.google earth.kml+xml, application/vnd.google earth.kmz owner = Keyhole, Inc., Google creatorcode = genre = Geographic Information System container… …
70Shapefile — Infobox file format name = Shapefile icon = caption = A vector map, with points, polylines and polygons. extension = .shp, .shx, .dbf mime = typecode = uniform type = magic = genre = GIS containerfor = containedby = owner = ESRI extendedfrom =… …
