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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 ...
US counties that are designated "nonattainment" for the Clean Air Act's NAAQS, as of September 30, 2017. The U.S. National Ambient Air Quality Standards (NAAQS, pronounced / ˈ n æ k s / naks) are limits on atmospheric concentration of six pollutants that cause smog, acid rain, and other health hazards. [1]
The South Coast Air Basin area encompassed by the South Coast AQMD amounts to about 10,750 square miles (27,850 square kilometres) and is the second most populated area in the United States. This area has a severe problem with smog , and the South Coast AQMD has been a leader in the nation's efforts to reduce air pollution emissions .
Air quality in Los Angeles was at "moderate" levels on Thursday morning, as judged by the EPA's Air Quality Index rating system. Moderate air quality is between 51 and 100, or in the yellow band ...
Southern California will remain under a red flag warning as winds of 30-50 mph and low humidity continue throughout the area until Wednesday at 6 p.m., according to the National Weather Service ...
The South Coast Air Quality Management District votes to require rail yard owners and operators, including BNSF Railway and Union Pacific Railroad, to aggressively reduce lung-irritating nitrogen ...
A 2020 paper reported that about half of air pollution and half of the resulting deaths are caused by emissions from outside a given state's boundaries, typically from prevailing winds moving west to east. [9] Regulation of air pollution is a shared responsibility between federal, state, and local governments.
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