People in Paris won't have to look far to see the city's air pollution levels. A giant tethered helium balloon will display real-time reports of atmospheric pollution using an innovative lighting ...
... 1/500th width of a human hair, were significantly elevated when compared to background pollution levels. Levels of these pollutants were up to 10 times higher at a downwind distance from the airport ...
When air-quality monitors and environmental regulators inspect the pollution levels of certain cities, the difference of one or two parts per million in the concentration of pollutants like ozone and ...
... short-term exposure to ambient fine particulate matter and the risk of stroke and found that even low pollutant levels may increase that risk. The study is published in Annals of Neurology (www. ...
... aren't the only ones who need to be concerned about the heavily polluted air in Beijing. The dirty air may trigger ... rush-hour periods. "Indoor air pollution levels are always much lower than outdoor, ...
... starting in Beijing next month. There's growing concern that the city's high air pollution levels may threaten their health and impair their performance, despite the Chinese government's pledge to ...
... humans and animals have shown that exposure to air pollution can affect heart rate, blood pressure, ... outside on days with increased air pollution levels. On very polluted days, they should consider ...
... pollutants were two to five times higher at the beginning of the previous century than today. Pollution levels in the early 1900s also represented a 10-fold increase from preindustrial levels.
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... 40 parts per billion to the south, to 160 parts per billion in the north. The difference in pollutant levels was increased by extensive forest fires to the north of the boundary and very clean air ...
... , and their effects on outdoor air pollution and daily mortality rates indicates that air pollutant levels are higher in the cool season than in the warm season (except for ozone, which is higher in ...
... analysis was used to evaluate whether short-term daily changes in air pollution levels were related to the development of appendicitis.
More Appendicitis Hospitalizations on "High Ozone" Days
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Increasing pollutant levels could cause major food crisis, says Royal Society.
... gases associated with livestock farming have been found to be toxic and to contribute to overall air pollution levels. Livestock farming has also been associated with air-borne particulate matter.
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Dry winter weather and low level mixing of pollutants from vehicle exhausts in cities leads ... traffic controls, other than an outright ban for several days at a time, would have little effect on levels ...
... )—plunged nearly 50 percent. Likewise, levels of carbon monoxide (CO) fell about 20 ... and refine local and regional models to predict how pollution levels respond to changes in emissions. Such models ...
