Past studies underestimated a major pollution source, particularly in rural areas.
aerosols & particles
Posted inResearch Spotlights
Previous Research Has Underestimated Black Carbon Emissions
New observational constraints suggest that U.S. emissions of this heat-absorbing aerosol were 80% higher during the late 20th century than prior estimates have indicated.
Posted inNews
Wildfire Particulates Raise Cardiopulmonary Health Concerns
New research reveals that exposure to smoky air and the particulates created in wildfires can cause increased cardiovascular and respiratory hospitalizations for people 65 and older.
Posted inResearch Spotlights
Probing Wildfire Smoke Plumes Up Close
Direct observations from flights over coastal California reveal more about aerosol plumes released by burning biomass.
Posted inResearch Spotlights
Aerosol Particle Size May Contribute to Varying Health Responses
Particulate matter in the atmosphere derives from industrial and environmental sources. The size of the particle determines how it deposits in the body and leads to different health challenges.
Posted inEditors' Highlights
How Brown Carbon and Coatings on Black Carbon Affect Absorption
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.
Posted inScience Updates
Three Decades of Atmospheric Optics Research in Camagüey, Cuba
Workshop for Thirtieth Anniversary of the Grupo de Óptica Atmosférica de Camagüey; Camagüey, Cuba, 23–26 October 2018
Posted inEditors' Vox
Managing Uncertainties in Climate Engineering
Control theory and climate engineering meet in a new special issue of JGR: Atmospheres.
Posted inNews
Invisible Wildfire Smoke Has Visible Health Impacts
Wildfires in the Pacific Northwest were linked to upticks in respiratory problems in Colorado, a new study shows.
Posted inNews
Microbes Rain Down from Above, to the Tune of the Seasons
Every time snow or rain falls, it brings with it microbes from high in the atmosphere. Could those microbes have a seasonal signal, just like the plants on the land below?