This work investigates the physical, economic, and human geography of Puerto Rico to provide a comprehensive spatial analysis of the island. Rafael Picó, a distinguished geographer and former president of the Government Development Bank of Puerto Rico, synthesizes decades of field research and statistical data. The text argues that the island's development is inextricably linked to its unique topography, climate, and historical land-use patterns. By integrating historical context with geographic data, the author establishes a foundational framework for understanding the island's socio-economic evolution.

Experts recognize this text as a foundational reference for the study of Puerto Rican geography and regional planning. Readers frequently note the academic density of the prose and the author's meticulous attention to regional detail.