Air Quality & Pollution

A high-resolution infrared Fourier transform spectrometer is pictured.
March 23, 2011
The return of sunlight in polar spring means ozone destruction above the Antarctic—and, in 2011, above the Arctic.
March 02, 2011
New research indicates that a regional nuclear war would deplete Earth’s protective ozone layer so profoundly that levels of ultraviolet radiation across the world would exceed levels now considered extreme.
Color illustration of part of Earth and words
December 27, 2010
New research points to more dust particles in the atmosphere than previously believed.
December 23, 2010
The impacts of the Antarctic ozone hole extend upward as well as downward, according to a new modeling study from a team of NCAR scientists.
November 30, 2010
A team of scientists is tackling a scenario that is the stuff of Hollywood thrillers: What happens if a medium-sized asteroid strikes Earth? In particular, what if it crashes into the ocean? The question is not fanciful.
October 21, 2010
Deciduous plants absorb about a third more of a common class of air polluting chemicals than previously realized.

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The University Corporation for Atmospheric Research manages the National Center for Atmospheric Research under sponsorship by the National Science Foundation. Any opinions, findings and conclusions, or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.

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