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The ozone "hole" first widely reported in the 1980s was located over:
AThe Sahara Desert
BAntarctica
CThe Pacific Ocean
DEurope
Answer & Solution
Correct answer: B. Antarctica
1. Stratospheric ozone depletion was first observed over Antarctica.
2. Special atmospheric conditions there make the depletion worst in spring.
3. The "hole" peaks each year before partially recovering.
_Source: NCERT Class 10 Science, Ch 13 "Our Environment", §13.2.1_
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