News tagged with airborne
Aerosols May Drive a Significant Portion of Arctic Warming
Space & Earth / Earth Sciences
Apr 08, 2009 |
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(PhysOrg.com) -- Though greenhouse gases are invariably at the center of discussions about global climate change, new NASA research suggests that much of the atmospheric warming observed in the Arctic since ...
Dust plays larger than expected role in determining Atlantic temperature
Space & Earth / Earth Sciences
Mar 26, 2009 |
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(PhysOrg.com) -- The recent warming trend in the Atlantic Ocean is largely due to reductions in airborne dust and volcanic emissions during the past 30 years, according to a new study.
Scientists offer new theory for largest known mass extinction
Space & Earth / Earth Sciences
Mar 30, 2009 |
4 / 5 (21) |
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The largest mass extinction in the history of the earth could have been triggered off by giant salt lakes, whose emissions of halogenated gases changed the atmospheric composition so dramatically that vegetation ...
Electronic nose sniffs out toxins
Sep 13, 2009 |
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Imagine a polka-dotted postage stamp-sized sensor that can sniff out some known poisonous gases and toxins and show the results simply by changing colors.
Exposures to metals and diesel emissions in air linked to respiratory symptoms in children
Nov 23, 2009 |
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Exposure shortly after birth to ambient metals from residential heating oil combustion and particles from diesel emissions are associated with respiratory symptoms in young inner city children, according to a new study by ...
Novel temperature calibration improves NIST microhotplate technology
Aug 11, 2009 |
5 / 5 (1) |
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Researchers at the National Institute of Standards and Technology have developed a new calibration technique that will improve the reliability and stability of one of NIST's most versatile technologies, the ...
Hidden threat: Elevated pollution levels near regional airports
Nov 18, 2009 |
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Scientists are reporting evidence that air pollution — a well-recognized problem at major airports — may pose an important but largely overlooked health concern for people living near smaller regional airports. ...
Massive dust storm in China circled the world in 13 days: study
Space & Earth / Earth Sciences
Jul 20, 2009 |
4.5 / 5 (4) |
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A wind storm that ripped across western China's Taklimakan desert kicked up hundreds of thousands of tonnes of dust that high-altitude winds then carried around the world in less than two weeks, a study says.
Study: Infant inhalation of ultrafine air pollution linked to adult lung disease
Jul 22, 2009 |
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Stephania Cormier, PhD, Associate Professor of Pharmacology at LSU Health Sciences Center New Orleans, has shown for the first time that early exposure to environmentally persistent free radicals (present in airborne ultrafine ...
Environmental manganese good in trace amounts but can correlate to cancer rates
Jul 10, 2009 |
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In the first ecological study of its kind in the world, a Wake Forest University Baptist Medical Center researcher has uncovered the unique finding that groundwater and airborne manganese in North Carolina correlates with ...
Fighting TB might be a matter of 'flipping a switch' in immune response
Jun 22, 2009 |
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Scientists are focusing on a new concept in fighting airborne pathogens by manipulating what is called the "switching time," the point at which a highly regulated immune response gives way to powerful cells that specialize ...
Pollution dims skies as well as befouling the air
Space & Earth / Earth Sciences
Mar 12, 2009 |
1.7 / 5 (6) |
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A University of Maryland-led team has compiled the first decades-long database of aerosol measurements over land, making possible new research into how air pollution changes affect climate change.
Immune system quirk could lead to effective tularemia vaccine
Oct 22, 2009 |
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Immunologists at the University of Pittsburgh School of Medicine and Children's Hospital of Pittsburgh of UPMC and the have found a unique quirk in the way the immune system fends off bacteria called Francisella tularensis, ...
An advance in solving the mysterious machine-workers' disease
May 20, 2009 |
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Scientists in Ohio are reporting a long-awaited advance toward making the workplace safer for more than one million machinists in the United States who may be exposed to disease-causing bacteria in contaminated ...
Mars Spacecraft Teams on Alert for Dust-Storm Season
Space & Earth / Space Exploration
Apr 16, 2009 |
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(PhysOrg.com) -- Heading into a period of the Martian year prone to major dust storms, the team operating NASA's twin Mars rovers is taking advantage of eye-in-the-sky weather reports.
