Middle schoolers identify and analyze what the Air Quality Index (AQI) is and how it works. They review ways that "unhealthy" or "hazardous" days could be prevented and draw and color something that they can do to help reduce air...

Extensive site provides information on health effects of ground-level ozone-smog. Explains the air quality index and provides links to area ozone maps.

Learners explore images of atmospheric ozone levels over the South Pole. The resource has students determine the months of lowest ozone levels and changes in ozone levels since 1979. The activity has an interactive online version and a...