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Air quality in wildfire-stricken Los Angeles improved on Thursday from hazardous peaks hit earlier this month, as tiny soot particles that can penetrate the lungs and brain dropped to moderate ...
The COVID-19 pandemic and economic shutdown have temporarily produced clearer skies across the U.S. Meanwhile, however, the U.S. Environmental Protection Agency has been busy finding reasons not ...
The Trump administration dismissed members of the Environmental Protection Agency’s (EPA) Clean Air Scientific Advisory Committee and Science Advisory Board on Tuesday, a day before the ...
The January 2024 version of the WHO database contains results of ambient (outdoor) air pollution monitoring from almost 5,390 towns and cities in 63 countries. Air quality in the database is represented by the annual mean concentration of particulate matter (PM10 and PM2.5, i.e. particles smaller than 10 or 2.5 micrometers, respectively). [1 ...
Air pollution can affect nearly every organ and system of the body, negatively affecting nature and humans alike. Air pollution is a particularly big problem in emerging and developing countries, where global environmental standards often cannot be met. The data in this list refers only to outdoor air quality and not indoor air quality, which ...
Models-3/CMAQ – The latest version of the community multi-scale air quality (CMAQ) model has state-of-the-science capabilities for conducting urban to regional scale simulations of multiple air quality issues, including tropospheric ozone, fine particles, toxics, acid deposition, and visibility degradation.
Editor's note: This file captures the news of the California wildfires from Wednesday, Jan. 15. For the latest updates on the LA fires, follow USA TODAY's live coverage for Thursday, Jan. 16 ...
Air pollution can occur naturally or be caused by human activities. [4] Air pollution causes around 7 or 8 million deaths each year. [5] [6] It is a significant risk factor for a number of pollution-related diseases, including heart disease, stroke, chronic obstructive pulmonary disease (COPD), asthma and lung cancer.