This is a visualizations of ozone concentrations over the southern hemisphere.
Minimum concentration of ozone in the southern hemisphere for each year from 1979-2013 (there is no data from 1995). Each image is the day of the year with the lowest concentration of ozone. A graph of the lowest ozone amount for each year is shown.
Read more/download file: svs.gsfc.nasa.gov/vis/a010000/a011600/a011648/
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