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Why does a large ozone hole develop specifically over Antarctica? - Biology (Theory)

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Why does a large ozone hole develop specifically over Antarctica?

Why does ozone hole form over Antarctica?

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Solution 1

The very low stratospheric temperature over Antarctica leads to the formation of clouds that are responsible for chemical changes which lead to rapid ozone loss.

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Solution 2

Although ozone depletion is occurring widely in the stratosphere, the depletion is particularly marked over the Antarctic region. This has resulted in the formation of a large area of thinned ozone layer, commonly called the ozone hole.

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Chapter 18: Environmental Issues - HIGHER ORDER THINKING SKILLS QUESTIONS (HOTS) [Page 752]

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Nootan Biology [English] Class 12 ISC
Chapter 18 Environmental Issues
HIGHER ORDER THINKING SKILLS QUESTIONS (HOTS) | Q 1. | Page 752
Nootan Biology [English] Class 12 ISC
Chapter 18 Environmental Issues
NCERT EXERCISES | Q 6. a | Page 753
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