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Featured Article

Revealing the Invisible: Air Quality Innovation in Ghana’s Volta Region

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Learn how an innovative air quality advocate is using data to tackle air pollution in Ghana’s Volta region. Learn more.
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A satellite in space.

News Spotlight: New NASA satellite to provide more air quality data for North America

A better picture of air quality may be available for North Americans in 2024. Find out why. Read More >
Malaysia Singapore comparison

Deception in Malaysia Vs. Singapore air quality ratings

How accurate are Malaysian air quality readings? AirVisual looks to debunk the idea that Malaysian air quality is better than Singapore's. Read More >
Smog in city

PM10

PM10 is particulate matter with a diameter of 10 micrometers or less. Learn more. Read More >
Factory exhaust

Sulphur dioxide

Sulfur dioxide is a highly reactive gas that reacts to form harmful compounds like sulfuric acid, sulfurous acid, and sulfate particles. Learn more. Read More >
Car exhaust pipe

Nitrogen dioxide

Nitrogen dioxide (NO2) is one of the six main measured air pollutants. Notably, it is a major contributor to the formation of smog and a precursor to many harmful secondary pollutants including ozone and particulate matter. Read More >
Dusk

Ozone

Ozone that protects our atmosphere is good. However, ground level ozone is bad. Learn more. Read More >
Factory exhaust

Carbon monoxide

Carbon monoxide is an odorless, colorless gas produced by the incomplete combustion of fossil fuels (wood, oil, gas, or coal). Read More >
neural network

Understanding AirVisual's forecasting method - deep machine learning

AirVisual uses deep machine learning, artificial intelligence, big data, and cloud computing to map complex, nonlinear air pollution trends. Learn more. Read More >
military parade

Beijing experiences the best two week period of clean air on record

Air Visual finds that “Parade Blue” was two times cleaner in terms of PM2.5 than any other two-week period ever, including the 2008 Olympics. Learn more. Read More >
weather forecast

Air quality forecast methods

A detailed analysis of the methods used to forecast air quality - with an explanation of the benefits and shortcomings of each. Read More >
Two weeks of "excellent" air quality in Beijing - magic?

Two weeks of "excellent" air quality in Beijing - magic?

Government sanctioned clean air for the IAAF championship and upcoming military parade have Beijingers breathing happy. Read More >
wildfire mountain

Air quality suffers as Washington experiences the largest wildfire in state history

Air Visual’s real-time monitoring of Washington wildfires sparked discussion about the risks of wildfire smoke and the best ways to reduce the health impact. Read More >
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