Volcanic eruptions spew sulfur dioxide into the atmosphere, which tends to block incoming sunlight, sometimes cooling the planet for several years. This cooling leads to a decrease in the heat stored in the ocean and thus ...
May 28, 2013
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Trace gases and aerosols are major factors influencing the climate. With the help of highly complex installations, such as MIPAS on board of the ENVISAT satellite, researchers try to better understand the ...
May 22, 2013
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(Phys.org) —A new study from Germany has studied the tiny dust particles within clouds and their influence on the climate. The influence of dust particles on cloud formation and on the chemical reactions ...
May 10, 2013
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A research team of biogeochemists at the University of California, Riverside has provided a new view on the relationship between the earliest accumulation of oxygen in the atmosphere, arguably the most important ...
Apr 24, 2013
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Tougher EPA air-quality standards could spur an increased shift away from coal and toward natural gas for electricity generation, according to a new Duke University study. Complying with stricter regulations on sulfur dioxide, ...
Apr 05, 2013
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(Phys.org) —Studying volcanos can be hazardous work, both for researchers and aircraft. To penetrate such dangerous airspace, unmanned aerial vehicles (UAVs), especially those with electric engines that ...
Apr 02, 2013
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Shifting winds are blowing sulfurous winds from the Montserrat volcano across the nearby island of Antigua in the eastern Caribbean, prompting authorities there to urge precautions.
Mar 09, 2013
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(Phys.org) —Air quality and visibility have improved dramatically at national parks and other areas of national scenic value in association with reduced air pollution emissions, according to new data analysis ...
Mar 08, 2013
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A spin-off of the Universidad Carlos III de Madrid (UC3M), SENSIA Solutions, has developed the first infrared camera for detecting sulfur dioxide (SO2), a gas that is considered one of the greatest causes ...
Mar 04, 2013
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A team led by the University of Colorado Boulder looking for clues about why Earth did not warm as much as scientists expected between 2000 and 2010 now thinks the culprits are hiding in plain sight—dozens ...
Mar 01, 2013
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(Phys.org)—Research has shown a decrease in levels of the isotope nitrogen-15 in core samples from Greenland ice starting around the time of the Industrial Revolution. The decrease has been attributed to ...
Dec 07, 2012
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Buildings and statues constructed of limestone can be protected from pollution by applying a thin, single layer of a water-resistant coating.
Dec 04, 2012
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In 1990, Northeastern lakes were becoming more acidic, threatening fish and other aquatic life and conjuring images of a future where lakes—even those in remote wilderness—were barren.
Sep 21, 2012
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Refrigerating coal-plant emissions would reduce levels of dangerous chemicals that pour into the air—including carbon dioxide by more than 90 percent—at a cost of 25 percent efficiency, according to a ...
Aug 27, 2012
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An international research team led by the University of Colorado Boulder and the University of Helsinki has discovered a surprising new chemical compound in Earth's atmosphere that reacts with sulfur dioxide to form sulfuric ...
Aug 08, 2012
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