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DIVA-GIS is a free geographic information system software program used for the analysis of geographic data, especially species occurrence data. The software was first designed for application to the study of the distribution of plants, especially crop wild relatives such as wild potatoes .
GIS data for Commonwealth of Pennsylvania; Name Description; Pennsylvania Spatial Data Access: State wide GIS datasets provided by Pennsylvania State University: Open Data Philly: Data repository for the City of Philadelphia, which includes GIS data-sets relating to the Philadelphia region, available to view and download in various formats
The Philippines' National Mapping and Resource Information Authority (Filipino: Pambansang Pangasiwaan sa Pagmamapa at Dulugang Kaalaman), abbreviated as NAMRIA, is an agency of the Philippine government under the Department of Environment and Natural Resources responsible for providing the public with mapmaking services and acting as the central mapping agency, depository, and distribution ...
Also detrending of data is possible. Finally 3D and 4D extensions are included with emphasis on direct computations of climatologies from ODV [ 4 ] spreadsheet files. The software whose first version was available since 1996, [ 5 ] can now be downloaded at the DIVA Archived 2017-12-01 at the Wayback Machine site and is the reference tool for ...
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 ...
The projection information contained in the .prj file is critical in order to understand the data contained in the .shp file correctly. Because shapefiles are widely used they can be combined with other geodata and used inside GIS (Geographic Information Systems), such as the open source QGIS application.
Interactive maps, databases and real-time graphics from The Huffington Post
The U.S. National Spatial Data Infrastructure (NSDI), started in 1994 (see OMB Circular A-16), is considered the earliest geoportal concept.The U.S. Federal Geospatial Data Committee (FGDC) coordinated development of the Federal Geographic Data Clearinghouse (or NSDI Clearinghouse Network), the first large geoportal.