Environment ❯ Air Quality

Pollutants

Particulate Matter PM2.5 Carbon Monoxide Toxic Gases Nitrogen Dioxide Health Impacts Health Risks Ozone Nitrogen Oxides Health Effects

Chicago Area Placed Under Air Pollution Action Day for Unhealthy Ozone

Forecasters say warm, sunny weather will raise ground-level ozone to amounts that can harm people with lung or heart disease.

Japan Study Finds Heated Tobacco Raises Air Toxins but Links to Health Effects Unclear

New Dashboard Shows Ozone Climbing in Delhi-NCR as Particulates Ease

Air Pollution Linked to Earlier Onset of Dozens of Chronic Diseases

Gauteng Odour Episode Linked to Hydrogen Sulphide as State Probe Deepens, Rules Set to Tighten

Basque Government Lifts Muskiz Benzene Alert After Petronor Tank Leak

Two Hospitalized in Life-Threatening Carbon Monoxide Leak at Plymouth, N.H., Condo

Science Study: COVID Lockdowns Weakened Methane Sink, Fueling Early‑2020s Surge

CPSC Renews Carbon Monoxide Warning as Winter Storms Prolong Outages

NEA: Bintan Hotspots Detected, Haze Unlikely to Reach Singapore

First Images From Europe’s Meteosat Sounder Reveal 3D Atmosphere

NEA Detects Johor Hotspot as Winds Raise Haze Risk in Singapore

House Burping Goes Viral as Experts Back Short Winter Venting for Cleaner Indoor Air

California Air Quality Alerts Persist as 'Unhealthy' PM2.5 Prompts Stay-Home Guidance

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

EPA Halts Monetizing Health Benefits of PM2.5 and Ozone in Final NOx Rule

Munich Reinstates 50 km/h on Landshuter Allee After Air Quality Gains

Oregon Valleys Under Air Stagnation Advisory Through Sunday Morning

Munich Mayor Orders Return to Tempo 50 on Landshuter Allee After NO2 Drops Below Limit

Mexico City Keeps Hoy No Circula in Force as Holiday Exemption Covers Foreign Plates