International Steering Committee for Global Mapping
Natural Resources Canada
Slide 6
23-Feb-03
8 layers in data base
•administrative
boundaries.
•drainage.
•transportation.
•population
centres.
•elevation.
•land
cover.
•land
use.
•vegetation
cover.
Vector data sets – VMap Level 0 – 1:1M scale (NIMA)
Raster data sets – Global land cover data base (USGS)
Raster data set – GTOPO30 30 arc sec (USGS)
Initial data sets