Adaptation through Water and Applied Limnology: Connecting the World Economic Forum Report to Ten Principles from an Applied Limnological Perspective

Abstract

The World Economic Forum’s 2025 report, Adaptation through Water: Mobilising the Private Sector for Climate Adaptation in Southeast Asia, provides a practical basis for linking water risks to private-sector action. This commentary contributes an operational synthesis of that agenda with ten established principles of applied limnology. The principles progress from aquatic connections and catchment diagnosis to hydrology, residence time, thermal structure, nutrients, sediments, biological responses, interacting stressors and adaptive management. Their contribution is to connect project benefits with the ecological processes that can sustain or undermine those benefits. Flood protection, storage, reuse and nature interventions are therefore assessed through both human risk reduction and receiving ecosystem condition. A proposed assessment framework distinguishes core baseline evidence from investigations triggered by specific risks and links monitoring results to named corrective actions. A hypothetical retention pond illustrates how managers could prioritise flow, nutrient loads, oxygen and biological indicators before expanding the monitoring programme. The framework is a conceptual proposal, not an empirically validated scoring system. Its central argument is that adaptation requires evidence of durable ecological function, with explicit attention to downstream effects, seasonal variability and delayed responses.