• free gis map data collection – continuously updated

    free gis map data collection – continuously updated
    Organize free GIS geographic data sources, and easily find it later. Own limited resources, and message out share (ps: to be free, does not involve security classification) 1, the ESRI Free the Data (mainly for the online service, base maps and images): http://www.esri.com/data/free-data/index.html 2, Natural Earth, (1:10 m, 1:50 m, 1:110 m vector and raster m...阅读全文
    作者:H.J | 分类:GIS | 阅读:2,304 浏览数 | 标签:, ,