The World Needs Trillions for Water Infrastructure – But What Kind of Investment Actually Works Against Floods and Droughts?
The world faces more severe floods and longer droughts while water-investment needs run into trillions of dollars. Money alone is not the answer. Dams, reservoirs, drainage, irrigation, water reuse, desalination and nature-based infrastructure each have different strengths, costs and limits. This article examines which investments actually reduce risk and why resilient water systems need several…