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Latest Pollutants Stories

2010-04-28 07:17:00

SIOUX FALLS, S.D., April 28 /PRNewswire-USNewswire/ -- The American Lung Association's annual State of the Air Report released today gives South Dakota fairly good grades for outdoor air quality. For particulate pollution measured in a 24-hour period, the state scored all "B" grades, with the exception of one "A" in Brown County. For ozone pollution, the three counties given a grade were Jackson and Minnehaha Counties with an "A" grade and Custer County with a "B" grade for ozone....

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2010-04-21 08:56:05

A new study identifies cattle feed as a possible culprit in the long-standing mystery of why California's San Joaquin Valley "” a moderately-populated agricultural region "” has higher levels of ozone (one of the main ingredients in smog) than many densely-populated cities. The report, which explains how fermented cattle feed works with automotive exhausts in forming ozone, is in ACS' Environmental Science & Technology, a semi-monthly journal. Michael Kleeman and colleagues...

2010-04-16 10:05:00

Mobil Oil Guam and Mobil Oil Mariana Islands agree to pay fine for air pollution violations WASHINGTON, April 16 /PRNewswire-USNewswire/ -- Two subsidiaries of Exxon Mobil Corporation - Mobil Oil Guam Inc. and Mobil Oil Mariana Islands Inc. - have agreed to pay $2.4 million for allegedly violating the federal Clean Air Act by failing to control emissions from their facilities, the Justice Department and U.S. Environmental Protection Agency (EPA) announced today. Together these two...

2010-04-13 08:00:00

LEHIGH VALLEY, Pa., April 13 /PRNewswire-FirstCall/ -- Air Products (NYSE: APD) today introduced two new surfactants for the architectural coatings market that are alkylphenol ethoxylate (APE)-free and specially targeted for zero VOC coating formulations. Carbowet® 13-40 is a VOC- and APE-free alternative to 30-40 mole ethoxylate surfactants for use in waterborne coatings, inks and adhesives. It provides excellent handling properties due to its liquidity. In addition,...

2010-04-08 14:37:29

Surface ozone levels in the south west of the Iberian Peninsula usually exceed the protection threshold established by EU regulations for people and plants in spring and summer, according to data gathered between 2000 and 2005 by four measuring stations in Huelva, one of them next to the Doñana National Park. The limits established to protect human and plant health by the European Directive on ozone are usually exceeded from April onwards, especially during the summer, in...

2010-04-06 02:00:00

LONDON, April 6, 2010 /PRNewswire/ -- World Methyl Ethyl Ketone (MEK) consumption is forecast to grow at an average annual rate of 1.9% during 2010-2014. Most of that growth will come from Asia Pacific. Due to the global recession, consumption contracted significantly in the developed regions, particularly in 2009. MEK consumption may increase modestly during 2011-2014 in the developed regions as it tries to regain some lost volume. Coating solvents continue to consume the majority...

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2010-02-12 07:46:41

Stratified marine basin sheds new light on early animal evolution, UC Riverside scientists say A research team led by biogeochemists at the University of California, Riverside has developed a detailed and dynamic three-dimensional model of Earth's early ocean chemistry that can significantly advance our understanding of how early animal life evolved on the planet. Working on rock samples from the Doushantuo Formation of South China, one of the oldest fossil beds and long viewed by...

2010-02-01 12:34:00

Stronger Standards will Help Reduce Asthma Attacks, Hospitalizations and premature deaths SACRAMENTO, Calif., Feb. 1 /PRNewswire-USNewswire/ -- The American Lung Association, Breathe California, Coalition for Clean Air, Environmental Defense Fund and the Sierra Club will hold a joint press conference in support of the U.S. Environmental Protection Agency (EPA) proposal to strengthen the national limits for ozone "smog" pollution. The organizations are calling on the EPA to enact the most...

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2009-12-22 10:30:00

The air in some school classrooms may contain higher levels of extremely small particles of pollutants "” easily inhaled deep into the lungs "” than polluted outdoor air, scientists in Australia and Germany are reporting in an article in ACS' semi-monthly journal Environmental Science & Technology. Lidia Morawska and colleagues note increasing concern in recent years over the health effects of airborne ultrafine particles. Evidence suggests that they can be toxic when inhaled...

2009-11-06 13:07:27

Infants who are exposed to higher levels of air pollution are at increased risk for bronchiolitis, according to a new study. The study appears in the November 15 issue of the American Thoracic Society's American Journal of Respiratory and Critical Care Medicine. "There has been very little study of the consequences of early life exposure to air pollution," said Catherine Karr, M.D. PhD, assistant professor of pediatrics at the University of Washington and the paper's lead author. "This study...