Examines the UARS satellite, NASA's first project dedicated entirely to studying and understanding ozone levels.
The 2011 NASA-led study on the unprecedented arctic ozone is described through demonstrations on the earth's ozone layers.
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The use CFCs and other ozone depleting chemicals has been reduced. The ozone hole is starting to recover and may be healed by 2070.
The Perlan Project is taking gliders high into the stratosphere to study the ozone hole.