Environment ❯ Air Quality

Pollution

Health Effects Air Quality Index Particulate Matter AQI Urban Pollution Smog Air Pollution Health Impact Health Impacts Wildfires

Bay Area Issues New Year’s Day Spare the Air Alert, Bans Wood Burning and Urges No Fireworks

Officials cite light winds with lingering moisture expected to trap smoke despite forecast rain.

Haverhill Residents Decry Doughnut Odor From Dunkin’s Largest U.S. Bakery as City Delays Permit Vote

Arizona Opens New Year Fireworks Window With Strict Limits on Devices, Hours and Locations

Kīlauea Marks One Year of Eruption With 39th Summit Fountaining Episode Reaching 1,400 Feet

Air-Quality Alerts Cover L.A., Orange, Riverside and San Bernardino Through Monday

South Coast AQMD Extends No-Burn Order as NWS Keeps Air-Quality Alerts Through Monday

Los Angeles County Added as Southland Air-Quality Alerts Continue With No-Burn Order

Cornell Study: PM2.5 Fell 22% in Manhattan’s Congestion Zone in First Six Months

Air Quality Alerts in Southern California With No-Burn Order in Effect

Code Orange Air Quality Alert in Susquehanna Valley Today Through Midnight

Air Quality Alerts and No-Burn Order Stretch Across Southern California Through Monday

Tule Fog Triggers Travel Warnings for 2 Million Across California’s Central Valley

FGR Takes Pesquería Explosion Case as Nuevo León Widens Fireworks Ban and Authorities Seize 19 Kg

Delhi Air Quality Nears ‘Severe’ at Many Sites as Early Winter Smog Intensifies

IMD Forecasts Colder Winter, More Cold Wave Days for Large Parts of India

Sayani Gupta Links Illness to Mumbai’s Air Pollution, Prompting Health Warnings From Doctors

Mumbai Lifts GRAP-4 After AQI Improves, Enforcement Drive Targets Dust Violators

Delhi Air Quality Backslides to the Brink of ‘Very Poor’ After Brief Respite

CAQM Audit Flags 35 High-Dust MCD Roads, Orders Intensified Cleaning

MMRDA Pledges Cleanup After MLA Links Mulund’s AQI Spike to Metro Line‑4 Debris