chapter  2
Geography, climate, and the physical setting of Chinese history
Pages 18

Peninsulas) and the Yellow Sea (between Shandong and Korea) ( Map 2.2 ). The northern and western margins of the region are not clearly delineated, but rather are formed by a series of mountain ranges, grasslands, deserts, and highlands that mark a shifting and uncertain frontier between where agriculture is feasible and where it is not. The key geographical features of the Northern Heartland Region are the Loess Highlands, the Yellow River, the Yellow River Plain, and two nearly contiguous rocky peninsulas, Liaodong and Shandong. The interactions among these geographical features determine the principal characteristics of the region.