Gallery: Research Shows the Hole in the Antarctic Ozone Has Changed Oce...


In what feels like a flashback to the 1990’s, chlorofluorocarbons (CFCs) are once again in the news. Scientists have found that thinning in the ozone layer over the Antarctic caused in large part by these chemicals has shifted the currents of the ocean. Subtropical intermediate waters in southern oceans have become “younger” with upwellings while circumpolar waters  have gotten “older”. These changes follow the occurrence of stronger surface winds caused by a thin ozone layer. The findings were detailed in report published this week in the journal Science by a team led by Darryn W. Waugh from Johns Hopkins University.

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