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

ALDI Tops the EIA’s 2026 U.S. Climate-Friendly Supermarket Scorecard

ALDI achieved the highest score [https://eia.org/press-releases/food-price-affordability-no-barrier-to-first-place-on-climate-friendly-supermarket-scorecard/] among 16 U.S. food retailers in the Environmental Investigation Agency’s (EIA) 2026 Climate-Friendly Supermarkets Scorecard, which evaluates the progress supermarkets are making in phasing out HFCs from their refrigeration systems.  Read the full story on NaturalRefrigerants.com [https://naturalrefrigerants.com/news/aldi-tops-the-eias-2026-u-s-climate-friendly-supermarket-scorecard/]

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/]