When Water Becomes a National Security Issue
Water is often perceived merely as a domestic utility, yet it underpins national security and economic stability. This article explores how transboundary water systems—such as the Columbia and St Lawrence Rivers in North America, and the Chobe and Orange Rivers in southern Africa—serve as strategic assets governed by treaties, historical precedent, and geopolitical interests. Through case studies, it illustrates how water control influences migration, capital flow, and local economic resilience. The concept of water as a driver of human flourishing is likened to osmosis, suggesting that skills and capital naturally migrate toward areas of greater water security. The paper argues that effective water governance is essential for national security, and that policy reform must align with the environmental stimuli that shape human and economic movement. Without such alignment, infrastructure collapses, social instability rises, and capital retreats—making water security a prerequisite for sustainable development and peace.