links to FREE DATA# GeoSpace - 地球与空间科学
m*l
1 楼
I found a site that provides links to FREE satellite data & imagery(landsat
7, ASTER, NOAA etc), DEMs, topographic maps, and GIS software
www.terrainmap.com/rm39.html
7, ASTER, NOAA etc), DEMs, topographic maps, and GIS software
www.terrainmap.com/rm39.html