This colour page belongs to the article on page 555 
  
Soit maps generated by conventional 
methods of photoinierpretation 
Geology 
Vegetation 
Fisiographic 
Geomorphology 
Climate 
Field Work 
(verifications) 
  
  
  
  
  
  
  
   
    
  
   
  
  
  
    
/ DATA BASE 
No 
    
(Geographical : 
Information 
Modes, 
  
    
   
  
   
‘ Interpretation 
(adjustments) 
   
DEM [Digital Elevation Model) SEE SER eee UN 
IHS transformation 
Methodology 
Schematic diagram