Geographical databases
Digital databases offer the possibility to create a set of information layers for specified region in one of several cartographical projections.
The World
1:50 000 000
ArcInfo
Thematical layers:
– projection
– coast line
– rivers and channels
– 3 kinds of lakes
– swamps
– peaks
– countour lines
– bathymetry
– glaciers
– natural vegetation
– state boundaries
– cities
The World
1:100 000 000
ArcInfo
