Scientists at the University of Birmingham have discovered evidence of carbonaceous aerosols - organic dust - transported from Asia and deposited in the Arctic over the last 450 years, according to research published today ...
Earth Sciences
Sep 28, 2015
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60
As a raindrop falls through the atmosphere, it can attract tens to hundreds of tiny aerosol particles to its surface before hitting the ground. The process by which droplets and aerosols attract is coagulation, a natural ...
Earth Sciences
Aug 28, 2015
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911
How clouds form and how they help set the temperature of the earth are two of the big remaining questions in climate research. Now, a study of clouds over the world's remotest ocean shows that ocean life is responsible for ...
Earth Sciences
Jul 17, 2015
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932
For the past 20 years, a large portion of the particles measured in the atmosphere were missing from models. At best, models were able to explain one-tenth of the carbon-rich secondary organic aerosols, or SOA, measured in ...
Earth Sciences
May 12, 2015
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31
Ubiquitous carbon-rich aerosol particles created by emissions from cars, trees, and other sources alter our climate and affect air quality. Until recently, the properties of these aerosols were hard to experimentally characterize, ...
Earth Sciences
Feb 12, 2015
13
39
The southeastern United States is a natural laboratory for scientists studying how chemicals emitted by human activities and trees interact with each other and affect air quality and climate. A new study has found that certain ...
Earth Sciences
Dec 30, 2014
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0
Laboratory chamber walls have been stealing vapors, causing researchers to underestimate the formation of secondary organic aerosol in the atmosphere.
Earth Sciences
Apr 7, 2014
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0
Scientists recently discovered the source of naturally occurring aerosol particles in Earth's atmosphere that play an important role in cloud formation. The particles in questions are known as 'climate-active organic aerosols,' ...
Earth Sciences
Apr 1, 2014
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0
(Phys.org) —Conifers emit volatile hydrocarbons, primarily terpenes, which we experience as the characteristic smell of the woods. In a complicated series of reactions involving ozone and sulfur dioxide, these compounds ...
Materials Science
Jan 9, 2014
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0
(Phys.org) —Scientists working with data from NASA's Cassini mission have confirmed the presence of a population of complex hydrocarbons in the upper atmosphere of Saturn's largest moon, Titan, that later evolve into the ...
Space Exploration
Jun 6, 2013
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