A new study shows that air pollutants from the smoke of fires from as far as Canada and the southeastern U.S. traveled hundreds of miles and several days to reach Connecticut and New York City, where it caused significant ...
Environment
Jan 22, 2020
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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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Despite their tiny sizes, aerosols, such as sea salt, dust, and ash, play a giant role in shaping weather and climate. These particles scatter light, act as the starting point for cloud formation, and can even initiate or ...
Earth Sciences
Nov 27, 2023
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Current air quality legislation in Europe will lead to significant improvements in particulate matter pollution, but without further emission control efforts, many areas of Europe will continue to see air pollution levels ...
Environment
Feb 19, 2015
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As a short-lived climate forcer, black carbon aerosols in the atmosphere play a vital role in climate change by absorbing solar radiation and altering the formation, lifespan and albedo of clouds. It also provides "seed" ...
Earth Sciences
Dec 22, 2017
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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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Data on emission amounts and sources have an important role to play in shaping policy on climate protection and air quality. Now, scientists from the Institute for Advanced Sustainability Studies (IASS) in Potsdam, Germany, ...
Environment
Dec 9, 2019
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Using ten years of data gathered at three unique measurement sites, scientists at Pacific Northwest National Laboratory and Lawrence Livermore National Laboratory found that global climate models are not representing just ...
Earth Sciences
Mar 6, 2012
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Coating chimney flues and diesel exhaust pipes, black carbon leaves a sooty footprint on Earth. But how to track its travel through the atmosphere?
Earth Sciences
May 17, 2017
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Clouds in the southern hemisphere reflect more sunlight than those in the northern hemisphere. The reason is a more frequent occurrence of liquid water droplets, which results from an interplay between updrafts and a cleaner ...
Environment
Jan 27, 2022
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