A new study suggests that spillover of tropospheric ozone is affecting measurements of stratospheric ozone recovery more than previously realized.
air pollution
Posted inNews
Toxic Ethylene Oxide May Exceed Safe Levels in Cancer Alley
Concentrations of the cancer-causing chemical far surpass EPA threshold levels for safety in southeastern Louisiana.
Posted inNews
Forever Chemicals Are Raining Down on the Great Lakes
PFAS levels are growing in some of the Great Lakes, and precipitation is a big contributor.
Posted inScience Updates
An Air Quality Model That Is Evolving with the Times
The pioneering Sulfur Transport and Deposition Model, initially designed to simulate atmospheric sulfur, continues to find new applications and value in environmental science and policymaking.
Posted inEditors' Highlights
A Powerful New Model for U.S. Climate–Air Quality Interactions
NOAA’s Geophysical Fluid Dynamics Laboratory has developed a new variable-resolution global chemistry-climate model for research at the nexus of U.S. climate and air quality extremes.
Posted inENGAGE, Features
When Fieldwork Comes Home
The impacts of the 2021 Marshall Fire rippled through a community of Colorado geoscientists, spurring them to action.
Posted inNews
Ocean Waves Mist Decades-Old PFAS into the Atmosphere
“Forever chemicals” enter the air as sea spray aerosols, polluting coastlines and beyond.
Posted inNews
Air Pollution Has Masked Climate Change’s Influence on U.S. Rainfall
A study suggests that high levels of aerosol pollution have offset higher precipitation levels caused by a warming climate.
Posted inEditors' Highlights
A Dust-Up Over Dust Measurements
Dust has significant impacts on the environment, climate, air quality, and human health, yet dust events are underestimated and therefore do not receive the level of attention necessary.
Posted inNews
India’s Disadvantaged Groups Face More Air Pollution
A new study investigates disparities in air pollution exposure across different socially disadvantaged groups in India.