Category Archives: USA & Canada

Obama tightens air pollution limits

The Obama administration has set new limits on a deadly form of air pollution – and risked a backlash from industry early in a second term – by tightening restrictions on soot from smoke stacks and diesel engines. The new … Continue reading

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New air pollution standards restrict soot particles

The Obama administration announced a new air pollution standard Friday that would bring about a 20% reduction in microscopic particles of soot emitted by coal-fired power plants and diesel vehicles that contribute to haze and respiratory ailments. The new limit, … Continue reading

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Wood stoves, extreme cold blight air at Alaska’s North Pole

Santa may need more than Rudolph’s bright nose to get through the grimy North Pole atmosphere. North Pole, Alaska – the Fairbanks suburb, not the spot at the top of the globe – has posted some of the nation’s worst … Continue reading

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Worldwide Air Pollution Rate Climbs Steeply

The amount of heat-trapping pollution emitted in 2011 rose by three per cent compared with 2010. So scientists say it’s now unlikely that global warming can be limited to a couple of degrees, which is an international goal. The overwhelming … Continue reading

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Utah air quality alert system gets new color scheme

Just as the first Red Day of the winter season was announced, state officials Monday unveiled plans to abandon the time-tested, three-color air quality alert system. Green, Yellow and Red Day declarations have guided Utahns through the winter air pollution … Continue reading

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Autism: Traffic pollution linked, study suggests

The possibility that autism is linked to traffic pollution has been raised by researchers in California. Their study of more than 500 children said those exposed to high levels of pollution were three times more likely to have autism than … Continue reading

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Air quality agency issues Southland no-burn alert

Much of Los Angeles is being asked to hold off lighting wood-burning fireplaces or open pits starting at midnight Saturday and continuing for 24 hours to avoid releasing unhealthy soot that becomes trapped in the air by a wintertime weather … Continue reading

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Air quality alert issued for the area

The N.H. Department of Environmental Services is expecting air pollution concentrations to reach unhealthy levels for sensitive individuals in populated valley areas in southwestern New Hampshire — especially in Keene — for tonight into the late morning hours Wednesday. State … Continue reading

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