Antarctic Images Photo Keywords: sunset
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Sunset shot of Nacreous or Polar Stratospheric cloud, which forms when ozone depleting gas crystallizes in the upper atmosphere.

Sunset shot of Nacreous or Polar Stratospheric cloud, which forms when ozone depleting gas crystallizes in the upper atmosphere.

sunsetnacreousPolarStratosphericcloudozonedepletingScottBaseMcMurdoStationSouthPoleAnthonyPowellAntzAntarcticaIcefrozen

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