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- A 
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Sw 
       
: erosion 
VN deposition 
NV 
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e 9 
i 
1 
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Map scale 1:40,000 
   
     
e = FIGURE 10. Map of river bank erosion and deposition between 1947 and 1965 made 
from sequential aerial photographs of part of the Mackenzie River 
Delta, shown above the map. (Canadian Forestry Service).