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QWhat effect did ozone depletion and the enhanced polar vortex have on the coverage of Antarctic sea ice until 2014?

ID: #12727 Antarctica 150 views
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#12727Q ID
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AntarcticaTopic
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  • A Increase in sea ice extent ✔ ✖
  • B Decrease in sea ice extent ✔ ✖
  • C No significant change in sea ice extent ✔ ✖
  • D Fluctuation in sea ice extent ✔ ✖
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Explanation

Ozone depletion and the enhanced polar vortex were associated with an increase in sea ice extent in Antarctica until 2014, as observed from the late 1970s onwards.
However, since 2014, the coverage of Antarctic sea ice has been decreasing rapidly.

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