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Photochemical smog, as found for example in Los Angeles, is a type of air pollution derived from vehicular emission from internal combustion engines and industrial fumes. These pollutants react in the atmosphere with sunlight to form secondary pollutants that also combine with the primary emissions to form photochemical smog .
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 ...
It is a secondary pollutant present in photochemical smog. [1] It is thermally unstable and decomposes into peroxyethanoyl radicals and nitrogen dioxide gas. [2] It is a lachrymatory substance, meaning that it irritates the lungs and eyes. [3] Peroxyacetyl nitrate, or PAN, is an oxidant that is more stable than ozone. Hence, it is more capable ...
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Beverly Hills Post Office (BHPO) is a neighborhood in Los Angeles, California, that is adjacent to the city of Beverly Hills.Because the United States Postal Service in Beverly Hills serves the neighborhood, residents have a Beverly Hills mailing address with zip code 90210, while other wealthy neighborhoods Bel Air and Holmby Hills have Los Angeles mailing addresses.
Smoke from several wildfires in metro Los Angeles negatively affects the air quality of a population of about 18 million people. Air quality in Los Angeles was at "moderate" levels on Thursday ...
Air pollution in Los Angeles has caused widespread concerns. In 2012, the Public Policy Institute of California (PPIC) Survey on Californians and the Environment showed that 45% of citizens in Los Angeles consider air pollution to be a "big problem", and 47% believe that the air quality of Los Angeles is worse than it was 10 years ago. [99]