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PPgis.Net - Open Forum on Participatory Geographic Information Systems and Technologies
描述: Electronic forum on participatory uses of geo-spatial information systems in developing countries PPGIS, PGIS, P3DM and counter mapping
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The GeoCommunity provides FREE GIS data downloads, GIS job postings, news, GIS software tools, utilities, discussion, and fun in geographic information systems and ...
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Center for International Earth Science Information Network, Columbia University -- Information resources on many topics related to the earth and its environment.
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Committed to protecting the natural environment.
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GeoLytics is a leading provider of demographic data, US Census and GIS products. GeoLytics' software products integrate US Census, population estimates, housing ...
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Food and Agriculture Organization of the United Nations: essential documents, statistics, maps and multimedia resources
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An international organization of youth acting together for human rights, responsibilities and compassion
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A resource for GIS professionals.
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The National Oceanic and Atmospheric Administration (NOAA) is a federal agency focused on the condition of the oceans and the atmosphere. It plays several ...
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