Grade Level: 6-8
Students observe how air quality changes over time, for a selected location, using data from the United States Environmental Protection Agency (EPA).
Students observe how air quality changes over time, for a selected location, using data from the United States Environmental Protection Agency (EPA).
Students observe monthly images of changing vegetation patterns, looking for seasonal changes occurring throughout 2017. These data can be used by students to develop their own models of change.
For over 20 years, satellite instruments have measured the sea surface height of our ever-changing oceans. This video of images shows the complicated patterns of rising and falling ocean levels across the globe from 1993 to 2015.