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.

<<15 April 1989

<14 April 1990

April 1990 (All images)

16 April 1990>

15 April 1991>>

April Climatology (All images)

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