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The Kansas City area is under an air quality alert as smog pollution in the metro area is expected to reach an unhealthy level for the second consecutive day, according to the Mid-America Regional ...
The city chose not to declare a smog alert on Thanksgiving Day, but The New York Times later reported that city officials had been "on the verge" of calling an alert. [1] Austin Heller, the city's commissioner of air pollution control, said he nearly declared a first-stage alert between 6 a.m. and 10 a.m. on November 24.
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Air pollution from wildfires is closely tracked because small particles in smoke that are less than 2.5 micrometers in diameter — about 4% of the diameter of an average human hair — are small ...
Air quality in the moderate range can still be risky for people who are unusually sensitive to air pollution. On Jan. 8, however, the average daily AQI score was 189, which signifies "unhealthy ...
Photochemical smog, as found for example in Los Angeles, is a type of air pollution derived from vehicular emission from internal combustion engines and industrial fumes. These pollutants react in the atmosphere with sunlight to form secondary pollutants that also combine with the primary emissions to form photochemical smog .
But the most enlightening part of the book was its recounting of California's uphill struggle to get the rest of America to care about smog. L.A. was choking, but to the rest of the country it ...
Millions of people across the country received the first-ever nationwide test of the government’s new emergency alert system today. While the alert was scheduled to go out at 3pm, many mobile ...