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Southern California ‒ with sprawling cities, clogged freeways and heavy industry ‒ is already notorious for some of the worst air quality in the nation. This week's wildfires are putting ...
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 ...
Cleaning up air has gotten harder. The USA TODAY analysis revealed that Los Angeles and four other California counties, home to about 15 million people, had the most days in 2023 with air quality ...
A view of Los Angeles covered in smog. Pollution in California relates to the degree of pollution in the air, water, and land of the U.S. state of California.Pollution is defined as the addition of any substance (solid, liquid, or gas) or any form of energy (such as heat, sound, or radioactivity) to the environment at a faster rate than it can be dispersed, diluted, decomposed, recycled, or ...
The city of more than 8 million people had been considered to have the worst air quality in the world this week, but by early Friday it ranked 15th on a list by the tracking service IQAir.com.
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 ...
Cities that have experienced massive droughts and wildfires in recent years have among the worst air quality. So far this year, there have been more than 20,000 wildfires, spanning 2.3 million ...