How Climate Shifts Built Human History—Lessons from a Vanished River

jmcalderon

Climate stability along major river systems has long served as the foundation for early civilizations, enabling agriculture, trade, and urban growth. Yet as paleoclimate data reveals, gradual environmental change—often imperceptible in real time—has repeatedly reshaped human destiny. One of the most powerful examples lies in the silent disappearance of rivers once vital to ancient societies. These vanished waterways were not sudden disasters but slow transformations, their decline driven by shifting…

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