While ambient black carbon absorption is shown largely independent of coatings, distinct types of atmospheric brown carbon coexist, deriving from primary emissions and secondary processing.
air pollution
Posted inNews
Stroke Deaths Rise, Life Expectancy Falls with Polluted Air
The connection between poor air quality and higher stroke mortality was strongest in southern states across a region known as the “stroke belt.”
Posted inNews
Heavy Air Pollution May Lower Cognitive Test Scores
A new study found that verbal and math test scores in China dropped with reduced air quality. The effects were especially pronounced for men and elderly populations.
Posted inResearch Spotlights
Improving Air Quality Could Prevent Thousands of Deaths in India
More stringent emission controls are key to the country’s future health.
Posted inNews
Ozone Pollution Maps Show Spikes Amid Broad Declines
Exceptionally comprehensive new maps detail current global concentrations and 15-year trends.
Posted inOpinions
Will Clean Air Fade Away?
Government-sponsored research and regulations enabled western U.S. states to clean up their air, despite industrial and population growth. Proposed funding cuts could undo this progress.
Posted inNews
Advanced Satellite Tracks Air Pollution in Extraordinary Detail
The unparalleled resolution of the European Space Agency’s Sentinel-5P’s spectrometer will allow scientists to pinpoint pollution sources, the agency reports.
Posted inNews
Pollution over Southeast Asia May Threaten Ozone Health
Emissions of short-lived chlorine-based chemicals that deplete ozone are increasing worldwide. But over some regions of Asia, these chemicals may be on a fast track to the ozone layer.
Posted inNews
Sooty Bird Bellies Yield Insights into Historical Air Pollution
A new study mined museum collections to investigate just how sooty the air in the United States has been for the past 135 years.
Posted inResearch Spotlights
New Data Record Extends History of Global Air Pollution
Researchers extend long-term aerosol records to the past 40 years by combining two existing algorithms to process satellite data over both land and sea.