The Columbia River Treaty Revisited: Transboundary River Governance in the Face of Uncertainty

The Columbia River Treaty, concluded in 1961 and ratified in 1964, split hydropower and flood control regulation of the river between Canada and the United States. Some of its provisions will expire in 2024, and either country must give ten years’ notice of any desired alteration or termination.

The Columbia River Treaty Revisited, with contributions from historians, geographers, environmental scientists, and other experts, is intended to facilitate conversation about the impending expirati...