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2. List of GIS data sources - Wikipedia

   en.wikipedia.org/wiki/List_of_GIS_data_sources

   This is a list of GIS data sources (including some geoportals) that provide information sets that can be used in geographic information systems (GIS) and spatial databases for purposes of geospatial analysis and cartographic mapping. This list categorizes the sources of interest.

3. Web Coverage Service - Wikipedia

   en.wikipedia.org/wiki/Web_Coverage_Service

   Unlike the OGC Web Map Service (WMS), which portrays spatial data as static, server-rendered images (maps), the Web Coverage Service delivers underlying data values along with their detailed descriptions. This enables a rich syntax for queries against the data and returns information with its original semantics, rather than just pictures ...

4. Maryland lidar availability - Wikipedia

   en.wikipedia.org/wiki/Maryland_lidar_availability

   Maryland is among the states in the US that is acquiring lidar data, complementing the National Lidar Dataset effort to acquire high resolution elevation data across the nation. The Maryland Department of Natural Resources coordinates with most counties in the state regarding acquisition specifications, post-processing quality control, and in ...

5. HuffPost Data

   projects.huffingtonpost.com/projects

   HuffPost Data. Visualization, analysis, interactive maps and real-time graphics

6. Web GIS - Wikipedia

   en.wikipedia.org/wiki/Web_GIS

   The scale of the Web can sometimes make finding quality and reliable data a challenge for GIS professionals and end users, with a significant amount of low-quality, poorly organized, or poorly sourced material available for public consumption. [13] [14] This can make finding spatial data a time consuming activity for GIS users. [13]

7. Spatial data infrastructure - Wikipedia

   en.wikipedia.org/wiki/Spatial_data_infrastructure

   Software client - to display, query, and analyse spatial data (this could be a browser or a desktop GIS) Catalogue service - for the discovery, browsing, and querying of metadata or spatial services, spatial datasets and other resources; Spatial data service - allowing the delivery of the data via the Internet

8. ArcExplorer - Wikipedia

   en.wikipedia.org/wiki/ArcExplorer

   ArcExplorer is a lightweight data viewer from ESRI for maps and GIS data in these formats: ESRI Shapefile; ArcInfo coverages; ArcSDE layers; Images; ArcIMS Services (e.g., Geography Network sources) ArcExplorer performs a variety of basic GIS functions, including display, query, and data retrieval applications.

9. Internet GIS - Wikipedia

   en.wikipedia.org/wiki/Internet_GIS

   The World Wide Web is an information system that uses the internet to host, share, and distribute documents, images, and other data. [33] Web GIS involves using the World Wide Web to facilitate GIS tasks traditionally done on a desktop computer, as well as enabling the sharing of maps and spatial data. [7]