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NCAR and its research partners have received a $1.3 million NASA grant to develop the capability for detailed 48-hour forecasts of ground-level ozone and fine particulate matter.
March 11, 2015
A major field project in the Eastern United States, supported by NCAR, seeks to better understand air pollution during winter.
February 2, 2015
Scientists find unequivocal evidence that thunderstorms move ozone from the stratosphere down toward Earth's surface, affecting air quality and climate.
January 7, 2015
A circulation change has boosted concentrations of hydrogen chloride (HCl), the main reservoir of chlorine in the stratosphere, by several percent over much of the Northern Hemisphere since 2007.
November 5, 2014
In a surprising finding, a research team concludes that the dominant "detergent" in the atmosphere is equally abundant in the northern and southern hemispheres.
September 12, 2014