Tens of millions of people across northern China were under severe pollution warnings Tuesday, with authorities urging them to reduce outdoor activities as a grayish smog enveloped the region.
Environment
Oct 31, 2023
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Smoke from wildfires in western Canada has decreased over the Kansas City area, but air quality in the metro remained at unhealthy levels for some people by Friday morning, according to the website AirNow.gov.
Environment
Sep 8, 2023
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As climate change increases the severity and frequency of wildfires in North America, experts say many Americans are at risk of experiencing one in their lifetime. But even more may be affected by the unhealthy air quality ...
Environment
Aug 28, 2023
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In June 2021, the "heat dome" that struck the Pacific Northwest sent temperatures in Seattle to an unprecedented 107° Fahrenheit and set 128 all-time high temperature records across the state. The event was partly due to ...
Environment
Jun 27, 2023
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Forest fires in Canada left Montreal blanketed with smog on Sunday, giving it the worst air quality of any major city in the world, according to a pollution monitor.
Environment
Jun 26, 2023
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Up and down the East Coast, air quality plummeted, schools closed, and Major League Baseball games got postponed—all a result of the smog blown downstream from the 400-plus wildfires burning in Ontario and Quebec. But as ...
Earth Sciences
Jun 13, 2023
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How can you check the air quality in your area and what do the numbers mean?
Environment
Jun 8, 2023
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Air pollution soared in Beijing on Wednesday as the Chinese capital was hit by a huge sandstorm, and dust also shrouded other parts of the country in a sickly orange haze.
Environment
Mar 22, 2023
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Subway riders waiting in stations near tunnels that run below the city's rivers are exposed to higher levels of hazardous pollutants than are found in other stations. The "river-tunnel effect," as researchers call it, may ...
Environment
Jan 10, 2023
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On Dec. 30, 2021, one of the most destructive wildfires on record in Colorado swept through neighborhoods just a few miles from our offices at the University of Colorado Boulder. The flames destroyed over 1,000 buildings, ...
Earth Sciences
Dec 27, 2022
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