An animation sequence to illustrate results obtained by ERS-2, ESA's second environmental satellite launched on April 21st 1995. The video contains GOME Global Ozone Monitoring Experiment) spectrometry readings of: ozone, nitrogen dioxide, bromium oxide, sulphur dioxide; animations of ERS-2 scanning the Earth's atmosphere, revealing a large ozone depletion area over the Antarctic; changing amounts of ozone from June to October, 1996.

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