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June 2016

Pollution Facts in Asia

Air pollution happens when excess concentrations of gases or particles that are harmful to our health get released into the air we breathe. The top pollutants are: sulphur dioxide (SO2), carbon monoxide (CO), carbon dioxide…

By Maria Restrepo

28 June 2016

What is the Air Quality Index and why we use it

Air Quality Index (AQI) The United States Environmental Protection Agency (US EPA) developed an Air Quality Index (AQI) that helps understand air pollution measurements. AQI maps major pollutants on 6 levels of harmfulness linked to World…

By Maria Restrepo

14 June 2016