Energy Efficiency

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CO₂

Researchers test R-744 ejector refrigeration for refrigerated vehicles

The ATP-certified prototype delivered COP gains of up to 25.1% at high ambient temperatures and is ready for field testing.

Today
Data Centres

Daikin and CTS Group unveil data center cooling concept with PUE below 1.2

Full-scale factory tests validated rapid response to AI load swings, while lower cooling demand could free more power for IT equipment.

Today
Digital & AI

Carrier Transicold launches fuel, parts and A2L refrigeration products

The offerings support fuel savings of up to 19%, online access to 30,000-plus parts and operation with low-GWP R454A.

Yesterday
Air Conditioning

BCA study finds alternative cooling can cut Singapore building energy use

Passive displacement and hybrid cooling systems can reduce cooling energy use by 30% to 50% while maintaining thermal comfort.

Yesterday
Energy Efficiency

UN marks 10 years of Kigali Amendment with sustainable cooling call

The UN says full implementation could avoid up to 0.5°C of warming by 2100, with energy-efficient cooling potentially doubling the benefit.

16 Sep 2026
Energy Efficiency

ASHRAE and UNEP renew sustainable cooling partnership

The 2026–2027 work plan targets refrigerant lifecycle management, workforce skills, technical standards and AI-enabled tools.

15 Sep 2026
Air Conditioning

Arkema highlights cool roof coatings for lower cooling demand

Acrylic and PVDF layers maintain solar reflectivity, with a French airport project cutting air-conditioning electricity use by 21%.

12 Sep 2026
Energy Efficiency

Türkiye Launches First National Cooling Action Plan

The roadmap targets efficient, climate-resilient cooling through investment, skills development and public-private coordination.

6 Sep 2026
Energy Efficiency

UNEP strengthens HFC quota and RAC efficiency cooperation across island states

Officials urged transparent quota allocation, stronger e-licensing and closer integration of energy efficiency into RAC policies.

5 Sep 2026
Cold Chain

Thermo King to unveil new electric refrigeration systems at IAA 2026

The E-Zone showcase will highlight energy recovery, fuel savings, connected fleet tools and modular batteries for cold chain operators.

4 Sep 2026
Air Conditioning

Daikin releases 2026 reports with focus on cooling and refrigerants

The company links energy efficiency, refrigerant circularity and heat pumps to its FUSION30 growth strategy.

2 Sep 2026
Energy Efficiency

Kaori Reports Lower Energy and GHG Intensity in 2025

Kaori completed 1.216 MW of renewable energy capacity, while its subsidiary secured ISO 45001 and ISO 27001 certification.

2 Sep 2026

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