Spatial and temporal variations of PM 2.5 mass concentrations in the conterminous U.S. in 2006–2020. Credit: Atmospheric Environment (2023). DOI: 10.1016/j.atmosenv.2023.120188 A new study published ...
The chemical composition of air pollution in the United States has changed over time, a new study has found. The report, published in the journal Atmospheric Environment by the University of North ...
Fine particulate matter consists of air-polluting particles smaller than the width of a human hair. The World Health Organization estimates about 7 million people die prematurely each year based on ...
Millions of tons of the chemical type can form in the atmosphere each year. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Millions of tons of a ...
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