Year by year the proportion of the population of the State in the unglaciated area is steadily decreasing.
The glaciated and unglaciated areas differ notably in topography, drainage, and mantle rock.
The part of the country that has been plowed over by these glaciers is called the glaciated area and the rest the unglaciated.
Indeed, the northern margin of the continent was apparently relatively little glaciated and much of Alaska unglaciated.
Part of the valley is a mere cleft cut in the rock and is unglaciated.
The curve of snow motion of 195 is applied to an unglaciated mountain valley.