COLORADO DESERT • DICCIONARIO INGLES.COM • Definition of Colorado Desert

... of physical conditions to racial deterioration and extinction from the same relative condition of causes—syphilis, scrofula, and phthisis—has been observed among the open-air dwellers of the New Mexican Plains, in the mountains of Arizona, and on the arid wastes of the Colorado Desert, where the appearance of consumption cannot be attributed to housing or incipient civilization, as it is attributed to housing among the Chippeways, Sioux, or Mandans in the regions that formerly formed the Northwest Territory. The question is very plainly ...

— History of Circumcision from the Earliest Times to the Present - Moral and Physical Reasons for its Performance • Peter Charles Remondino