Wildfires are tearing through thousands of acres in Los Angeles County in California, as strong Santa Ana winds stoke the ...
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How to Monitor Air Quality to Stay Safe From Health Risksespecially if you have respiratory or other medical conditions The EPA's AirNow app provides current and forecast air quality information for locations around the country. By Kaveh Waddell Smoke ...
Please refer to the AirNow information on wildfires to learn how and why the United States Environmental Protection Agency (EPA) applies a correction factor to PurpleAir data to estimate the air ...
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