U.S. EPA Announces Final Revision of Technology Transitions Rule, Delaying Use of Low-GWP Refrigerants

Part 1: Inside Jaeggi’s Data Center Cooling Business and the Opportunity It Sees in Australia

Jaeggi is a Swiss manufacturer of dry coolers and gas condensers, founded in 1929 in Berne. The company began producing finned heat exchangers for refrigeration systems in 1934 and later developed hybrid dry cooling technology, introducing its HTK hybrid dry cooler in 1988 and patenting the innovation in 1992. Read the full story on NaturalRefrigerants.com [https://naturalrefrigerants.com/news/part-1-inside-jaeggis-data-center-cooling-business-and-the-opportunity-it-sees-in-australia/]

ATMO America: Experts Chart Path for Natural Refrigerants in HVAC

A diverse panel of HVAC experts, who are helping to chart a path for natural refrigerants like CO2 (R744) and propane (R290) to be used in HVAC applications in the U.S., described their approaches at the ATMOsphere (ATMO) America 2026, held June 2–3 in Tarrytown, New York. (ATMOsphere is the publisher of NaturalRefrigerants.com.) Read the full story on NaturalRefrigerants.com. [https://naturalrefrigerants.com/news/atmo-america-experts-chart-path-for-natural-refrigerants-in-hvac/]

Australia’s National Science Agency Utilizes CO2 Cooling System for New Edge Data Center

The Commonwealth Scientific and Industrial Research Organisation (CSIRO), Australia’s national science and technology agency, has opened a new edge data center [https://www.csiro.au/en/news/All/News/2026/May/Vetra-AI-infrastructure] designed to assist in the development of robots and related sensors that uses two air-cooled 100kW (28.4TR) CO2 (R744) chillers for cooling. Read the full story on NaturalRefrigerants.com [https://naturalrefrigerants.com/news/australias-national-science-agency-utilizes-co2-cooling-system-for-new-edge-data-center/]

ATMO America: Independent New York Grocers Embracing CO2 Refrigeration Ahead of State HFC Regulations

A panel of independent New York grocers from the National Supermarket Association, Aurora Grocery Group and Uncle Giuseppe’s Marketplace highlighted the importance of embracing CO2 (R744) refrigeration ahead of the state’s HFC regulations at ATMOsphere America Summit 2026 [https://atmo.org/events/atmosphere-america-summit-2026/]. Read the full story on NaturalRefrigerants.com [https://naturalrefrigerants.com/news/independent-new-york-grocers-embrace-co2-refrigeration/]

ATMOsphere to Host Webinar with Hanon Systems Discussing Its New White Paper on TFA Emissions in the European MAC Sector

ATMOsphere, publisher of NaturalRefrigerants.com [https://naturalrefrigerants.com/], will host a webinar to discuss the findings of a recently published report by Hanon Systems [https://www.hanonsystems.com/En] estimating the amount of trifluoroacetic acid (TFA) generated in Europe by emissions of refrigerants HFC-134a and HFO-1234yf from car cooling and heating systems. The webinar will be held on June 18 at 3 pm CEST. You can register for the event here [https://docs.google.com/forms/d/e/1FAIpQLSf6p6k1i2esnNz0p0SHDQ72-vaAXDAEMYSCVDukJqPJoiHZtw/viewform]. Read the full story on NaturalRefrigerants.com [https://naturalrefrigerants.com/news/atmosphere-to-host-webinar-with-hanon-systems-discussing-its-new-white-paper-on-tfa-emissions-in-the-european-mac-sector/]