Thin and wispy cirrus clouds skirt the scrutiny of current climate models. To uncover that missing information, Pacific Northwest National Laboratory is leading an international effort to run coordinated numerical experiments ...
Earth Sciences
Oct 27, 2014
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A team of Greek and German researchers has shown that the colours of sunsets painted by famous artists can be used to estimate pollution levels in the Earth's past atmosphere. In particular, the paintings reveal that ash ...
Earth Sciences
Mar 25, 2014
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Putting a climate model through some dusty drills, scientists at Pacific Northwest National Laboratory found how well it depicts the climate effects of particle size. Comparing three techniques to represent the particles' ...
Earth Sciences
Feb 12, 2014
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NASA scientists have revealed the inner workings of the ozone hole that forms annually over Antarctica and found that declining chlorine in the stratosphere has not yet caused a recovery of the ozone hole.
Earth Sciences
Dec 11, 2013
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(Phys.org)—High in the atmosphere, cold and wispy cirrus clouds are the setting for a climate competition. Researchers at Pacific Northwest National Laboratory found that dust particles in the atmosphere can grab enough ...
Earth Sciences
Feb 26, 2013
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Clouds are influenced by the company they keep. Scientists at Pacific Northwest National Laboratory and the National Center for Atmospheric Research (NCAR) found that ocean-hugging clouds in clean regions are more affected ...
Earth Sciences
Oct 26, 2012
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(Phys.org) -- Dust is more than something to be brushed off the furniture. Scientists at Pacific Northwest National Laboratory found that dust kicked up from the desert floor acts like a heat pump in the atmosphere, fueling ...
Earth Sciences
May 21, 2012
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In May 2010, the ash cloud from the Icelandic volcano Eyjafjallajökull reached the Iberian Peninsula and brought airports to a halt all over Europe. At the time, scientists followed its paths using satellites, laser ...
Earth Sciences
May 11, 2012
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Climate scientists at the Harvard School of Engineering and Applied Sciences (SEAS) have discovered that particulate pollution in the late 20th century created a "warming hole" over the eastern United States—that is, ...
Earth Sciences
Apr 26, 2012
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The drying up of the Aral Sea has made Central Asia 7% dustier in the last 30 years. Between 1984 and 2015, dust emissions from the growing desert almost doubled from 14 to 27 million tons. This is the result of a study by ...
Earth Sciences
Apr 17, 2024
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