Category Archives: USA & Canada

The most polluted US national parks

Air pollution in many national parks, from Yosemite to Joshua Tree and Kings Canyon, means a hike in the ‘fresh air’ is not as healthy as it seems, reports Mother Jones It’s late summer, and Americans are flocking to the … Continue reading

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Feds introduce stringent new standards to cut air pollution from on-road vehicles

The Government of Canada has adopted stringent new standards for cleaner vehicles and fuels, aligning the country with the U.S. in an effort to cut air pollution from on-road vehicles. The move is part of an ongoing commitment to improve … Continue reading

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Stagnant Summer Days on the Rise in U.S.

Those long, hot, sultry days of summer, the ones where the air seems so still it wouldn’t disturb a leaf, are also days where air quality can take a nosedive. With winds barely above a whisper and atmosphere-scouring rains nowhere … Continue reading

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Canada can’t afford complacency on air pollution

Canada is being called on to adjust to recently established global guidelines for air pollution. In an editorial, the Canadian Medical Association Journal advocates following the lead of the World Health Organization, which in May updated the acceptable levels of … Continue reading

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Twin Cities air pollution linked to 2,000 deaths a year

Every year air pollution in the Twin Cities contributes to the deaths of about 2,000 people and sends another 1,000 to the hospital for asthma and heart disease treatment. Two state agencies released those findings Monday morning in an analysis … Continue reading

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Haze from Canadian wildfires spreads across many US states

Large wildfires raging across Canada have contributed to a smoky haze lingering above the Western U.S., blazes fueled by the familiar hot, dry conditions that have turned much of the region into a tinderbox. The smoke has caused spectacular red … Continue reading

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Smoke from hundreds of North American wildfires is taking a toll on U.S. air quality

There are hundreds of active wildfires burning in Canada and Alaska this week in what has been a horrible fire season so far. Unfortunately, the smoke from all of these fires has to go somewhere, and the jet stream has been … Continue reading

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Metro Vancouver issues air quality advisory due to smoke from wildfires

Metro Vancouver has issued an air quality advisory due to the fine particulates in smoke from wildfires that have invaded the region. People with chronic medical conditions are being warned to avoid strenuous exercise or to stay inside. Health officials … Continue reading

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