Tag Archives: Ozone O3

Europe must tackle air pollution, warn UN scientists

The health effects of air pollution have been underestimated and Europe should review its laws to tackle the problem, UN scientists have concluded after a major review of new evidence. Sixty international scientists, commissioned by the World Health Organisation, analysed … Continue reading

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Air quality diminishes in Treasure Valley due to ozone and smoke, triggering orange air quality alert

The skies over the Valley have become hazy, and the Idaho Department of Environmental Quality is warning those who are sensitive to air pollution to avoid extended periods outdoors. The alert was issued at 2:35 p.m., and it’s in effect … Continue reading

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Confusing numbers on ambient air quality compliance in China

A few days ago, China’s Ministry of Environmental Protection released its annual State of the Environment report. I was struck in particular by the following statistic: the air quality in 88.5% of China’s 113 “key environmental protection cities” meets China’s … Continue reading

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Shippers under the gun to meet new air quality standards

In the Belgian port of Zeebrugge one spring day, a hulking cargo ship waiting to make its 36-hour run to the Swedish port of Gothenburg sat as a model for European and international efforts to reduce vessel emissions. The German-built … Continue reading

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Los Angeles air pollution drops after tailpipe laws

Los Angeles air pollution – and its infamous eye sting – have declined due to California’s strict vehicle emission controls, scientists have said. Despite a three-fold rise in the number of vehicles on southern California roads since 1960, air pollution … Continue reading

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Air pollution dangerous for smokers’ hearts

Research reveals that on days of high pollution, smokers are more likely to have a heart attack than non-smokers. A study from the University of Dijon in Burgundy, France shows that when fine particles from air pollution exceed a certain … Continue reading

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Ground-level ozone causes spring smog

During the 1950s when London was enveloped in pea-souper smogs, Los Angeles was struggling with a quite different air pollution problem. The London smogs were caused by coal smoke becoming trapped in the city in cold still conditions, whereas Los … Continue reading

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“State of the Air” report finds improvements in U.S. air quality, but smog problems persist

Are you living in a state or city that has earned an “F” in air quality? The American Lung Association has released its annual “State of the Air” report that details which parts of the country have the cleanest air … Continue reading

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