Students observe how air quality changes over time, for a selected location, using data from the United States Environmental Protection Agency (EPA).

Students watch videos and review articles related to ozone as a pollutant at ground level, and how ozone impacts environment, then provide their understanding in groups.

Learn about volcanic ash and watch a visualization of the Calbuco volcano to see how ash travels around the world. 

NASA visualizers take data – numbers, codes – and turn them into animations people can see and quickly understand.