(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 ...
(PhysOrg.com) -- In some cases, soot – the fine, black carbon silt that is released from stoves, cars and manufacturing plants – can pack more of a climatic punch than greenhouse gases, according to a paper published ...
Earth Sciences
Mar 3, 2011
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A new analysis of sulfur emissions appearing in the journal Atmospheric Chemistry and Physics shows that after declining for a decade, worldwide emissions rose again in 2000 due largely to international shipping and a growing ...
Environment
Feb 14, 2011
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An international, NOAA-led research team took a significant step forward in understanding the atmosphere's ability to cleanse itself of air pollutants and some other gases, except carbon dioxide. The issue has been controversial ...
Earth Sciences
Jan 6, 2011
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(PhysOrg.com) -- Vegetation plays an unexpectedly large role in cleansing the atmosphere, a new study finds. The research, led by scientists at the National Center for Atmospheric Research (NCAR) in Boulder, Colo., uses observations, ...
Environment
Oct 21, 2010
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A collaborative, six-year study of carbon dioxide (CO2) levels in Beijing and surrounding provinces suggests that combustion efficiency, a component of overall energy efficiency, is improving in the region.
Environment
Oct 8, 2010
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In addition to the carbon cycle-climate interactions that have been a major focus of modeling work in recent years, other biogeochemistry feedbacks could be at least equally important for future climate change. The authors ...
Earth Sciences
Jul 25, 2010
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(PhysOrg.com) -- Toxic seas may have been responsible for delaying the evolution of life on Earth by 1 billion years, experts at Newcastle University have revealed.
Earth Sciences
Jun 21, 2010
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(PhysOrg.com) -- A recent study led by Drs. Julia and Alexander Laskin from Pacific Northwest National Laboratory and Prof. Sergey Nizkorodov from the University of California, Irvine revealed atmospheric chemistry processes ...
Analytical Chemistry
Apr 12, 2010
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The fact that glaciers in the Himalayan mountains are thinning is not disputed. However, few researchers have attempted to rigorously examine and quantify the causes. Lawrence Berkeley National Laboratory scientist Surabi ...
Earth Sciences
Feb 3, 2010
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