Nvidia Executive Says Data Center Water Problem Is Largely Solved, Claims 300x Efficiency With Liquid Cooling

Nvidia's Chief Sustainability Officer Josh Parker said on June 22, 2026 that the data center water consumption challenge is "largely solved," claiming that Blackwell-generation rack-scale liquid cooling delivers 300 times the water efficiency of traditional air cooling. In an interview with Axios, Parker said "the water consumption challenge for data centers is largely solved."