Human and Economic Geography: UPSC Previous Year Questions (Geography)

Explanation

The exceptionally high population densities in both the Nile Valley and the island of Java are primarily attributable to the practice of intensive agriculture. The fertile soil, favorable climate, and availability of water have made these regions ideal for farming, which has historically supported large populations. Industrialization and urbanization are secondary factors, while topographic limitations have influenced but not caused the high population density. Region Key Natural Factor Primary Agricultural Practice Resulting Population Density Nile Valley Nutrient-rich silt from annual Nile floods Intensive cultivation of wheat, rice, cotton Sustained high density in a narrow fertile strip Java Fertile volcanic soil Intensive rice cultivation Among the high-est population densities globally