Warm Air Helped Make 2017 Ozone Hole Smallest Since 1988 (IMAGE)

NASA/Goddard Space Flight Center

Warm Air Helped Make 2017 Ozone Hole Smallest Since 1988

Caption

At its peak on Sept. 11, 2016, the ozone hole extended across an area nearly two and a half times the size of the continental United States. The purple and blue colors are areas with the least ozone.

Credit

Credits: NASA/NASA Ozone Watch/Katy Mersmann

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