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Air Quality Regulations

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Lung Association Report Finds 44% of Americans Breathing Unhealthy Air

Climate-fueled heat plus fires are making clean air harder to achieve.

Lung Association: 44% of Americans Now Breathe Unhealthy Air

States, Health Groups Sue EPA Over Rollback of Mercury and Toxics Rule

UK Rules Out Immediate Wood-Burner Ban as Ministers Weigh Tougher Standards

Hazardous Dust in California’s Imperial Valley, Orange PM2.5 Advisories in Tuxtla and New York City

Winter Smog Persists Over Eastern and Northern Germany, With PM Limits Breached in Saxony and Lower Saxony

Germany Records Widespread PM2.5 Breaches as Rain and Wind Bring Partial Relief

Study Finds Home Wood Heating a Major Winter Polluter Linked to 8,600 U.S. Deaths

Germany Faces Weekend of Poor Air as UBA Issues Health Warning

EPA Halts Dollar Valuation of PM2.5 and Ozone Health Benefits in Rule Analyses

Report Finds 18 Spanish Cities Over New EU NO2 Limit, Four Years From Deadline

Delhi’s Air Quality Falls to ‘Very Poor’ as Winter Smog Sets In, With Lahore Showing November Gains

CAQM Orders Punjab, Haryana to Monitor Wheat-Season Stubble Burning

Viral Photo of Nebulised Golden Retriever Highlights Delhi’s Very Poor Air

Spain’s 2025 Ozone Levels Hit Decade High After Record Heat, NGO Report Finds

Delhi, Mumbai and Lahore Enter Early Smog Season as AQI Surges

Hoy No Circula on Sept. 16: Pink-Sticker Cars With 7–8 Plates Face 5 A.M.–10 P.M. Ban in CDMX and Edomex

WMO Warns Wildfires Drove 2024 Air Pollution, With Amazon Seeing the Biggest PM2.5 Surge

Peer-Reviewed Study Ties Tijuana River to Toxic Air in San Diego’s South Bay

Wildfires Drove 2023’s Sharpest Pollution Surge in U.S. and Canada, AQLI Finds