Ihe atụ ndị mbụ emeghị PSCs na-echebara ma buru amụma na a ga-eji nwayọọ nwayọọ belata ụwa, nke mere na mberede Antarctic ozone olulu bụ ihe ijuanya nye ọtụtụ ndị ọkà mmụta sayensị. Ọ bụ ihe ziri ezi ikwu okwu banyere ozone depletion na etiti latitudes kama oghere. Mkpokọta ozone column dara n'okpuru ụkpụrụ pre-1980 n'etiti 1980 na 1996 maka etiti latitudes. Na n'ebe ugwu-latitudes, mgbe ahụ, ọ mụbara site na opekempe uru site na ihe dị ka pasent abụọ site na iwu site na 2009 na ngụkọta ego nke stratospheric stratosphere. Nke a bụ ihe mere ụfọdụ ihe atụ ndị mbụ ji mepụta oghere ozone mbụ, ma dị omimi, karịa Antarctica.
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