Data center cooling is big business. But as data center operators invest in new cooling set-ups, there is a recognition that the old HVAC systems are not going to cut it in the era of AI and high-density racks, which generate more heat than ever before.

This is why many companies are turning to liquid cooling to keep their most valuable servers running, but there is also a need to look at new ways of optimizing existing cooling systems.

In this supplement, we explore a range of companies and the innovative cooling systems they are using to optimize their facilities. We also examine efforts to eliminate harmful chemicals like F-gases, which are commonly used in data center cooling systems.