(PhysOrg.com) -- A group of researchers from Carnegie Mellon University in Pittsburgh, have shown that the emissions produced by aircraft idling at the gate, or lining up for takeoff, contain tiny oil droplets, that when ...
Smog and soot levels have dropped significantly in Southern California over the last decade, but the Los Angeles region still has the highest levels of ozone nationwide, violating federal health standards an average of 137 ...
Environment
Apr 28, 2011
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A new air-quality measuring instrument invented by Pat Arnott and Ian Arnold of the University of Nevada, Reno that is more economical, more portable and more accurate than older technologies has been licensed for commercial ...
Environment
Mar 29, 2011
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During a special airborne mission to study the air-quality impacts of the BP Deepwater Horizon oil spill last June, NOAA researchers discovered an important new mechanism by which air pollution particles form. Although predicted ...
Earth Sciences
Mar 10, 2011
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In a winter of unpredicted weather, a multiyear project to investigate the possible effects of air pollution on California's precipitation launches a new phase with a series of research flights that begin today featuring ...
Earth Sciences
Feb 3, 2011
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(PhysOrg.com) -- A researcher at Missouri University of Science and Technology is leading a study to increase the amount of fly ash used in concrete. If successful, the effort could divert millions of tons of the waste product ...
Engineering
Jan 27, 2011
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About a third of the airborne lead particles recently collected at two sites in the San Francisco Bay Area came from Asia, a finding that underscores the far-flung impacts of air pollution and heralds a new way to learn more ...
Earth Sciences
Dec 2, 2010
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Of all the pollution that fills our lungs on any given day, the most dangerous is the small stuff. Aerosol particle pollution—airborne solid particles and liquid droplets--comes in a range of sizes. Particles smaller ...
Environment
Nov 10, 2010
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Many studies show how daytime emissions from coal-fired power plants lead to ultrafine particles, linked to climate and health issues. But few studies watch what happens at night, when conditions favor different reactions. ...
Environment
Nov 5, 2010
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As the ice-capped Arctic Ocean warms, ship traffic will increase at the top of the world. And if the sea ice continues to decline, a new route connecting international trading partners may emerge -- but not without significant ...
Earth Sciences
Oct 25, 2010
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