Scarlet Cardona

Modern nuclear power relies on a multilayered framework of technical, organizational, regulatory, and institutional protections built to avert accidents, curb their impact when they happen, guard against hostile interference, and ensure nuclear materials are not redirected for weaponization. These protective measures extend throughout the entire life span of a plant, covering site selection, system design, construction, daily operations, emergency preparedness, waste handling, and eventual decommissioning.Fundamental tenets: layered protection supported by successive physical obstaclesThe guiding principle follows a defense-in-depth approach, employing several independent protective layers to ensure that neither a single malfunction nor a human mistake results in a catastrophic release.…

Rivers often flow across political boundaries in ways that defy modern territorial concepts. More than 150 nations rely on transboundary river basins, and over 260 international river and lake systems cut across national borders. In regions where water is scarce or unevenly spread, competition may intensify and lead to diplomatic strain or even military displays. In contrast, well-crafted shared river agreements provide cooperative frameworks that transform potential conflict zones into stable, jointly managed resources. This article outlines how these agreements help avert disputes, offering examples, data, and practical insights.Core risks of unmanaged transboundary riversWhen parties draw on a shared river…