1940  It is characterized by level tundra plain, or desolate mountainous country, normally destitute of trees of any kind, though often relieved by scrubby bushes of birch and willow a few inches high.
1947  The Tundra lands to the east of the Mackenzie basin are known locally as the "Barren Lands" or the "Arctic Prairies."
1959  . . . the great wind . . . came . . . to the south across five hundred miles of tundra plain. . . .