Posted innews Public Health Respiratory
Rising Inhaler Emissions in the US: 1.6 Billion Devices, 25 Million Tons CO2e, and $5.7B in Social Costs
A JAMA serial cross‑sectional analysis finds US outpatient inhaler dispensing (2014–2024) produced ~24.9 million metric tons CO2e, mostly from metered‑dose inhalers; policy and clinical shifts to dry‑powder/soft‑mist devices and low‑GWP propellants could reduce emissions without compromising care.