THE DESICCATION OF AFRICA. 



157 



of the diversion of the general drainage of the country, which 

 is in the act of being consummated. 



On the west, the natural boundaries of the Lake Chad 

 drainage area is the coastal rampart in the Cameroons and 



Fig. 3. — iST Stage. — The Nyong and the Dscha 

 Rise in the CoasTAl Rampart. 



Fig. 4. — 2ND Stage. — The Nyong eats back through 



the Coastal Rampart and captures the 



Inland Drainage. 



Fig. 5. — 3RD Stage (Present Time).^-The Dscha has 

 Re-captured Two of its Head-streams. 



Q 

 C 

 < 



• P 

 CAMEROONS 



\y LOKUN 



•7 



The Struggle for Drainage Area 

 in the Cameroons. 



