Uploaded September 2014 | Updated September 2026, 7 hours ago

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http://www.astropage.eu/index_news.php?id=1597 Die Ozonschicht erholt sich dank der Maßnahmen des Montreal Protocol

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.

Credit: NASAs Goddard Space Flight Center