NASA - National Aeronautics and Space Administration

Target: Grades 9-12

Length: 7 minutes 54 seconds

 

Serious changes are taking place in the Earth's atmosphere. This video uses computer graphics and animation to illustrate ozone depletion. It explains how ozone in the stratosphere protects us from ultraviolet radiation and shows how chlorofluorocarbons cause destruction of Earth's protective ozone layer.

To order a copy of this video, please visit the Central Operation of Resources for Educators Web site.
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