Liquid cooling could curb data centers' water hunger

Rising AI workloads are driving a boom in data centers that currently rely on water-intensive cooling. Air cooling is energy-inefficient and its evaporative methods strain water supplies; liquid cooling—especially direct-to-chip systems—could dramatically cut both water use and electricity, with potential for heat reuse and rainwater harvesting. Adoption faces retrofit costs and safety concerns, so a gradual shift toward liquid cooling and smarter water management may offer the best path to reducing the sector’s environmental footprint.