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Announcements

20 March 2026

ATMOsphere America Summit 2026

PFAS panel I New sponsors on board!

ATMOsphere America Summit 2026 New York 4

HFOs and TFA: The Growing Threat of PFAS

This ATMO America session will explore why f-gases such as HFOs are considered PFAS and how their degradation product TFA is spreading in the environment and appearing in human blood, and the potential health impacts.

Experts will share their perspectives during this panel discussion. Please join us in welcoming:

Heather M. Stapleton, Professor, Nicholas School of the Environment at Duke University will describe her research into the possible link between TFA and thyroid dysfunction in firefighters.

John Jacob, State Toxicologist, Hawaii Department of Health will explain Hawaii’s Environmental Action Levels for TFA .

Michael Garry, Editor-at-Large, ATMOsphere will provide an overview of the HFOs/TFA issue, looking at the proliferation of TFA in the environment and concerns about health effects.

Discover the additional technology case studies confirmed this week: 

HVAC & Heat Pump Session

From Constraint to Capability: White-Space CO₂ Chillers Enable 1 MW AI Cooling in a Legacy Site: Jay Smith, Vice President Data Center Operations & Engineering, Evocative; & Thomas Parker, Regional Sales Manager USA – CO₂ Data Centers, Johnson Controls – M&M Carnot

Refrigeration Case Studies

Unlocking CO₂ Efficiency: How Ejector Technology Delivers 21% Energy Savings Over Traditional CO₂ Booster Systems: Michael Lehtinen, Senior Product Leader – CO₂ Solutions, Hussmann; & Steve Renz, Account Manager, & Chris Brown, Application Engineering Manager, Danfoss 

New Sponsors

A warm welcome to Gold Sponsor Watts Water Technologies, and Silver Sponsor Flow Environmental Systems, joining the event and contributing their experience in advancing natural refrigerant technologies.