Web GIS (geographic information systems) refers to the use of the WWW (World Wide Web) and HTTP (hypertext transfer protocol) as the communication platform and protocol to exchange and share geospatial data, perform GIS analysis, and display interactive and dynamic maps. Just as in many emerging research fields, there is no general agreement on the actual terms to describe web GIS applications. Several similar terms have been used, including Internet GIS, geospatial cyberinfrastructure, cyberGIS, GIS online, and web-based GIS. These different terms have varying meanings from specific perspectives. But they all mean the access and study of GIS data, information, and knowledge via the Internet, which is an Internetworking framework using Transmission Control Protocol/Internet Protocol (TCP/IP). A narrow definition of web GIS can refer to ...

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