Smog - Wikipedia
WEBSmog, or smoke fog, is a type of intense air pollution. The word "smog" was coined in the early 20th century, and is a portmanteau of the words smoke and fog to refer to smoky fog due to its opacity, and odor.
Smog | Description, Causes, Effects, & Types | Britannica
WEBMay 13, 2024 · Smog, community-wide polluted air. Although the term is derived from the words smoke and fog, it is often used to describe the pall of automotive or industrial origin that lies over many cities, and its composition is variable. At least two distinct types of smog are recognized: sulfurous smog and photochemical smog.
Smog - National Geographic Society
WEBOct 19, 2023 · Smog is air pollution that reduces visibility. The term "smog" was first used in the early 1900s to describe a mix of smoke and fog. The smoke usually came from burning coal. Smog was common in industrial areas, and remains a familiar sight in some cities today. Today, most of the smog we see is photochemical smog.
AirNow.gov
WEBAir Quality Flag Program. Sign up for Email Notifications. AirNow is your one-stop source for air quality data. Our recently redesigned site highlights air quality in your local area first, while still providing air quality information at state, national, and world views.
Learn About the Causes and Effects of Smog - Treehugger
WEBAug 24, 2021 · Smog is made up of a combination of air pollutants that can compromise human health, harm the environment, and even cause property damage. Smog can cause or aggravate health problems such as...
Smog, Soot, and Other Air Pollution from Transportation
WEBApr 25, 2024 · Air pollution emitted from transportation contributes to smog, and to poor air quality, which has negative impacts on the health and welfare of U.S. citizens. Pollutants that contribute to poor air quality include particulate matter (PM), nitrogen oxides (NO x), and volatile organic compounds (VOCs).
Air Monitoring in Massachusetts | Mass.gov
WEBWe forecast for ozone (smog) from April to October each day. We forecast for fine particle pollution all year. We also issue open burning advisories from January to May. Use this site or call 1-800-882-1497 to learn about the air quality in your community. Social. @MassDEP on Twitter. Sign up for air quality forecasts. What would you like to do?
What Causes Smog? - Caltech Science Exchange
WEBThe main components of photochemical smog, the hazy air pollution that can blanket Los Angeles and other urban areas, are ground-level ozone and particulate matter. Credit: Lance Hayashida for Caltech Science Exchange.
What is smog and how can it be prevented?
WEBWhat is smog and how can it be prevented? - BBC Science Focus Magazine.
Check a vehicle's inspection history - Bureau of Automotive Repair
WEBThe Bureau of Automotive Repair’s Vehicle Inspection Results page, displays Inspection history based on the vehicle VIN or license plate.