Elsevier eBooks

This chapter introduces the Panta Rhei initiative—“Everything Flows”—as a new IAHS decadal focus on the coevolution of coupled human–water systems. Drawing on three illustrative case studies from Indus Basin irrigation, Vienna’s Danube flood defenses, and Cape Town’s water-equity crisis, it demonstrates how bidirectional feedback between social and hydrological processes gives rise to emergent ph…