BAD LANDS 



erosion, sucli as climate, altitude, etc., while others depend largely 

 on tin- structure and resistance of the rock. 



Bad lands. A type of topography developed in early maturity 

 in certain high regions where the rock is but slightly, though un- 



Fig. (.S. Bad lands of S.>uth Dakota. Oligocene formation. (Williston.) 



equally, resistant, is termed bad-land topography (Figs'. 68 and 69). 

 Bad-land topography is found in various localities in the West, 

 but especially in western Nebraska and Wyoming, and the western 





Fig. 69. Bad-land topography north of Scott's Bluff, Neb. (Darton, U. S. 

 Geol. Surv.) 



