„Landfræðilegt upplýsingakerfi“: Munur á milli breytinga
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Bjarga 3 heimildum og merki 0 sem dauðar.) #IABot (v2.0.7 |
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== Tenglar ==
=== Frjáls hugbúnaðir í GIS-kerfum ===
* [http://grass.itc.it/ GRASS - Frjálst og opið GIS kerfi] {{Webarchive|url=https://web.archive.org/web/20071020043825/http://grass.itc.it/ |date=2007-10-20 }}
* [http://wiki.osgeo.org/wiki/Open_Source_GIS_History Saga OsGeo.Org og GRASS]
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=== GIS-gagnasöfn á netinu ===
* [http://clearinghouse1.fgdc.gov/ Federal Geospatial Data Clearinghouse Search Engine ] {{Webarchive|url=https://web.archive.org/web/20111209042940/http://clearinghouse1.fgdc.gov/ |date=2011-12-09 }}
* [http://data.geocomm.com/ GIS Data Depot ]
* [http://www.geographynetwork.com/data/index.html The Geography Network (ESRI's data clearinghouse and map services) ]
* [http://gos2.geodata.gov/wps/portal/gos Geospatial One Stop - U.S., Federal, State & Local GIS Data ] {{Webarchive|url=https://web.archive.org/web/20070610114656/http://gos2.geodata.gov/wps/portal/gos |date=2007-06-10 }}
* [http://www-atlas.usgs.gov/ National Atlas of the United States - US biology, geology, demography, environmental, water and much more. ]
* [http://nationalmap.gov/ The National Map - Access to high-quality, geospatial data from the USGS ]
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