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The WHO standard for ozone concentration is 60 μg/m 3 for long-term exposure and 100 μg/m 3 as the maximum average over an 8-hour period. [29] The EPA standard for ozone concentration is 0.07 ppm average over an 8-hour period. [70]
A 2014 WHO worldwide survey on maternal and perinatal health found a statistically significant association between low birth weights (LBW) and increased levels of exposure to PM 2.5. Women in regions with greater than average PM 2.5 levels had statistically significant higher odds of pregnancy resulting in a low-birth weight infant even when ...
PM 2.5 AQI of US monitors, calculated utilizing NowCast, courtesy US EPA PM2.5 AQI map, calculated utilizing NowCast, courtesy US EPA. The PM (particulate matter) NowCast is a weighted average of hourly air monitoring data used by the United States Environmental Protection Agency (USEPA) for real-time reporting of the Air Quality Index (AQI) for PM (PM 10 - particles less than 10 micrometers ...
Signs of flu in wastewater on the rise, too. Nationally, the amount of influenza A virus in the nation's wastewater has risen from low to moderate, over the week ending Dec. 14, according to the ...
The highest AQI in India was recorded in New Delhi on 18th November 2024 with it being 1,081 and the concentration of PM2.5 - particulate matter measuring 2.5 microns or less in diameter that can be carried into lungs, causing deadly diseases and cardiac issues. Expected to soar even higher later or next year.
The complaint centers on a poll published by the Register in early November that understated Trump's support, showing Vice President Kamala Harris with a 3-point lead over Trump in Iowa just days ...
A top government watchdog raised concerns Tuesday over the handling of leak investigations during the first Trump administration that targeted members of Congress and the media despite finding no ...
Particulate matter (PM), particularly PM2.5, was found to be harmful to aquatic invertebrates. [41] These aquatic invertebrates include fish, crustaceans, and Mollusca. In a study by Han et al, the effects of PM<2.5 micrometers on life history traits and oxidative stress were observed in Tigriopus japonicus.