Category Archives: Maps

Natural Earth – Free Raster and Vector Data

Somewhat unfamiliar to me is the Natural Earth project, providing free raster and vector data of administrative borders, disputed areas, populated places, urban polygons and water boundaries in addition to much more. Great for updated maps. For historical shapefiles. Check … Continue reading

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Environmental Performance Index 2010

CIESIN and Yale University has released the 2010 data of their data set on environmental performance index. GisIntersect has created a map from the dataset, available here Click the map for full size:

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Historical state boundaries – cShapes

Nils Weidmann at Princeton University and Kristian Skrede Gleditsch at the University of Essex has constructed this historical border dataset. The cShapes package includes all state border changes from 1946 and onward. It provides an excellent dataset to visualize border … Continue reading

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Free maps and baselayers

ArcGIS online resources center provides some very interesting basemaps for free. If you only need some background maps to visualize your information on, then this is a good solution. The service includes both basemaps, reference maps and elevation maps. There … Continue reading

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