National Aeronautics and Space Administration

Goddard Space Flight Center

Arctic Ozone Watch

Images, data, and information for the Northern Hemisphere

False-color view of total ozone over the Arctic pole. The purple and blue colors are where there is the least ozone, and the yellows and reds are where there is more ozone.

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April 1993 (All images)

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April Climatology (All images)

Please credit all material to “NASA Ozone Watch” unless otherwise noted.