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Jae O. Haroldsen

Jae O. Haroldsen has covered the HVAC&R industry for three years with a focus on natural refrigerants in residential, commercial and industrial applications. With her professional civil engineering background, Jae brings a technical lens to her reporting. As a staff writer for NaturalRefrigerants.com, she covers global policy shifts, emerging technologies and industry trends that are shaping the future of cooling.

2025-12-05Industrial RefrigerationEurope

SWEP Heat Exchangers Integral Part of New CO₂-Based Cooling System at CERN

SWEP large ultra high-pressure heat exchanger installed at CMS detector location in Cessy, France. Photo credit: SWEP

2025-12-04Commercial RefrigerationEurope

ATMO Europe: Copeland’s Decentralized CO₂ Solution Cuts Auchan Supermarket Retrofit Cost by 6% Compared to Conventional CO₂ Rack

An image of Jean-Baptiste Laurencon Auchan’s Technical Asset Director presenting at ATMO Europe 2025, with Fabian Gantois, Manager of Retailer Sales and End Users at Copeland seated to his left. The two discussed the benefits of Copeland's decentralized CO2 solution over conventional CO2 racks.

2025-12-03Heat PumpsEurope

ATMO Europe: Danfoss Details How Hydrocarbon High-Temperature Heat Pumps Are Decarbonizing the Food and Beverage Industry

Ivan Rangelov, Industrial Heat Pump Manager at Danfoss. Rangelov presented about the progress industrial hydrocarbon heat pumps are making in decarbonizing the European food and beverage industry.

2025-12-02Mobile Air ConditioningEurope

Agritechnica 2025: Konvekta Showcases CO₂-Qube Thermal Management System for Electric Heavy Equipment

An image of CO2-Qube on display at Agritechnica 2025. The unit has prototypes under testing for electric heavy equipment.

2025-11-28Industrial RefrigerationNorth America

Copeland Takes Step Toward Public Listing With Confidential U.S. IPO Filing

Copeland has a new R&D center in Pune, India, that will research natural refrigerants

2025-11-26Commercial RefrigerationWorld

ATMO Europe: Carel Outlines CO₂ and Propane Commercial Refrigeration Evolution and Trends

An image of presenters in the refrigeration market trends panel at ATMO Europe Summit 2025. Carel outlined trends seen in CO2 refrigeration and propane cabinets in commercial applications.

2025-11-25Industrial RefrigerationWorld

Maersk’s Ruakura CO₂ Cold Storage Facility Awarded New Zealand’s Highest Green Star Rating

An image of the Maersk Ruakura cold storage facility near Hamilton, New Zealand. The facility earned a 6 Star Rating per the country's Green Star Design & As-Built sustainability assessment, with a CO2 refrigeration system.

2025-11-21Commercial HVACEurope

Rinnai Applied Launches Air-to-Water R290 Commercial/Industrial Heat Pump Line with 40 to 410kW Capacities

An image of Rinnai's new R290 heat pump for commercial and industrial applications. The unit produces a COP of up to 7.0.

2025-11-20MarineWorld

ATMO MAC: Thermo King Set to Test Direct Expansion R290 Prototype for Maritime Shipping Containers

A fully loaded cargo ship. Thermo King and the GIZ are working on a prototype maritime shipping container using propane refrigerant.

2025-11-19Heat PumpsNorth America

Vicinity Energy Preparing Boston-Area Facility for 35MW Ammonia Heat Pump Installation

An aerial overview of Boston. A 35MW ammonia heat pump is being installed in the area to serve a district heating network.