New research indicates that nutrient loads delivered to South American ecosystems by dust originating in Africa are far lower than suggested in previous studies.
aerosols & particles
Posted inEditors' Highlights
Saharan Dust Reaching the Americas Comes from El Djouf
The Saharan dust that crosses the Atlantic and fertilizes the Amazon may be coming from the El Djouf region between Mauritania and Mali, which is farther west than previously thought.
Posted inResearch Spotlights
Tracking Air Pollution from Ghana’s E-Waste Site
Researchers established a relatively low cost method that could help countries with limited monitoring capabilities measure particulate pollution in their skies.
Posted inResearch Spotlights
Dust Storms Associated with Increase in Critical Care Visits
Fine particulate matter from dust storms can exacerbate respiratory diseases, and now scientists have shown that critical care hospital visits spike during and after such events.
Posted inEditors' Highlights
Effects of Particles on Climate Remain Unsettled
Major advances have been made in the understanding of the physics and chemistry of particles, but major uncertainties remain in determining their radiative forcing effects on climate.
Posted inScience Updates
Eyes in the Sky Improve Pollen Tracking
Physicians, public health officials, and experts in remote sensing and ecology recently met to identify ways that satellites, webcams, and crowdsourced science could help them manage asthma and allergies.
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 inEditors' Highlights
Dust in the Wind: Human Impacts to the Colorado Front Range
A recent increase in airborne dust has been attributed to both climate and land use, with human activity playing a substantial role, especially in summertime at low elevations.
Posted inGeoFIZZ
Six Ways Satellites Tracked COVID-19
A new database reveals dimmer cities, empty farming fields, and vacant ports.
Posted inScience Updates
Clearing the Haze Around Aerosol Assessments
An international gathering of scientists discussed the state of the art in assessments of how aerosol particles in the atmosphere affect Earth’s climate.