Nvidia's closed-loop data center liquid cooling aims to completely eliminate operational water consumption during intense AI workloads

https://gizmodo.com/nvidia-touts-100-reduction-in-water-use-with-new-data-center-design-2000775354

"DSX data center reference design circulates water/ propylene glycol mixture at up to 113°F, significantly reducing or removing water-intensive mechanical chillers/ fans... up to a 100% reduction in water use in favorable climates compared to conventional cooling-tower systems... lowers both operational costs and the environmental footprint of large-scale AI facilities, addressing growing public and regulatory pressure regarding the ecological impact of data centers"