The Khmer Empire’s Decline and Environmental Explanations

Record summary

Late twentieth-century scholarship debated why Angkor’s political center declined, considering warfare, changes in religious practice, trade shifts, infrastructure costs, demographic pressures, and water-management problems. During the 1970s and 1980s, environmental and hydraulic explanations were often presented alongside historical accounts based on inscriptions and regional politics. The lead supports comparison of collapse narratives and the tendency to attribute complex social transformations to a single technological failure. Precise chronology, population estimates, and the relative weight of climate, conflict, and institutional change remain uncertain.