What Are Characteristics Of Urban Areas With High Levels Of Photochemical Smog?
What Are Characteristics Of Urban Areas With High Levels Of Photochemical Smog? Photochemical smog, which is also known as “Los Angeles smog,” occurs most prominently in urban areas that have large numbers of automobiles. It requires neither smoke nor fog. This type of smog has its origin in the nitrogen oxides and hydrocarbon vapours emitted