Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.

Why is the ozone hole more prevalent over Antarctica?

April 26, 2017Antarctica hole ozone prevalent

0

Posted

Why is the ozone hole more prevalent over Antarctica?

1 Answer

0

Posted

Between September and November, the circumpolar vortex, a mass of cold air circulating around the polar region, creates stratospheric clouds. These clouds contain ice crystals to which chlorine and other chemicals adhere. The combination of the vortex and extremely cold temperatures (-80oC) is the main reason the ozone layer is thinnest over Antarctica.