Concern over the South China Sea
In “China’s demographic history and future challenges” (special section on Population, Review, X. Peng, 29 July 2011, p. 581), the maps of China show a U-shaped curve enclosing most of the South China Sea and its islands (the Paracels and Spratlys), clearly implying that the colored area within the curve belongs to China. However, these islands are subject to territorial disputes between China, Vietnam, the Philippines, Malaysia, and Taiwan. To show these islands unambiguously as Chinese territory is therefore questionable, especially when they are almost uninhabited and irrelevant to the population study in the Review. The U-shaped curve in the...