The scientific community must act to minimize the adverse air quality and health impacts of relaxed EPA regulation.
air quality
Posted inEditors' Vox
Halocarbons: What Are They and Why Are They Important?
CFCs and other halocarbons have long been known for causing an ozone hole over the Antarctic, but many of them are also powerful greenhouse gases.
Posted inNews
Niveles Altos de Contaminación en Chile se Relacionan Con Parrilladas de Hinchas del Fútbol
Misteriosos picos de contaminación—10 veces más altos que los niveles normales—ocurren en Santiago durante los partidos de fútbol televisados y son causados por decenas de miles de parrilladas, revelan nuevos resultados.
Posted inNews
Will COVID’s Cleaner Skies Muddy Climate Models?
Reduced greenhouse gas emissions for a year or two won’t slow down climate change, but they may throw off scientists’ ability to model short-term phenomena.
Posted inNews
Pollution Spikes in Chile Tied to Soccer Fans’ Barbecuing
In Santiago, mysterious pollution spikes—tenfold above normal levels—occur during televised soccer matches and are caused by tens of thousands of barbecues, new results reveal.
Posted inNews
Coronavirus Lockdown Brings Clean Air to Spanish Cities
Measures against the spread of the new coronavirus have an unexpected side effect: record-low air pollution levels.
Posted inEditors' Highlights
The Long Reach of El Niño’s Broom
Both the El Niño Southern Oscillation and natural variations in tropical Pacific weather conditions impact surface air quality in the Eastern United States.
Posted inNews
Deepwater Horizon Dispersant Cleared the Air, New Model Shows
A simulation of oil and gas leakage during the Deepwater Horizon disaster finds that the main chemical dispersant used improved air quality for emergency responders.
Posted inResearch Spotlights
No Evidence for Unknown Source of Ozone Precursor
A study suggests that known combustion and photochemical sources of nitrous acid, a precursor to ground-level ozone, are enough to explain levels seen in the atmosphere.
Posted inScience Updates
The Impact of African Dust on Air Quality in the Caribbean Basin
Symposium on Airborne Dust, Climate Change, and Human Health; Miami, Florida, 19–21 May 2015