RMW: Dimana Memperoleh data elevasi atau data tanah?
Sumber: http://www.cplus.org/rmw/dataen.html
Free USA 1/3 arc second resolution (10m)
Source: USGS NED 1/3 at Seamless data distribution system
Free North america at 1 arc second resolution (30m)
Source for USA and Mexico: USGS NED 1 at data distribution system
Source above 40N: Shuttle Radar Topography Mission (SRTM) data products and non published SRTM for Canada
Source for Northern Canada and void filling: Natural Resources Canada CDED at Geobase
Source for Northern Canada and void filling: Natural Resources Canada CANVEC at Geobase
Source for Northern Canada and void filling: ASTER
Free World 3 arc second resolution (100m)
Main source: Shuttle Radar Topography Mission (SRTM) data products
Source for Alaska: USGS Alasaka NED 2 at Seamless data distribution system
Source for North of Canada: Natural Resources Canada CDED at Geobase
Source for North of Eurasia and Groendland: Viewfinder Panoramas
Source for Antartica at Radarsat Antarctic Mapping Project
Source of SRTM Void filled for Eurasia: Viewfinder Panoramas
Free World and USA in BIL format at up to 1/9 arc second resolution (3m)
Original SRTM
Free USA and Canada Landcover - 1 arc second resolution (30m)
Source USA: USGS landcover 2001 by states
Source Canada: Natural Resources Canada Circa 2000 at Geobase
Free World Land cover at 30 arc second resolution (1km)
Land cover in the Plate Carre format is found at University of Maryland
Download and unzip the following file:UMD1km_L.zip (35 meg).