Question

27 What is ozone and in which layer of atmosphere is ozone found? Also mention two causes of ozone
depletion
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Answer 1

✳Answer✳️

Ozone in the stratosphere absorbs most of the ultraviolet radiation from the Sun. Without ozone, the Sun's intense UV radiation would sterilize the Earth's surface.

Causes of ozone depletion

• manufactured halocarbon

• refrigerants

• solvents

• propellants

• foam- blowing agents (chlorofluorocarbons (CFCs), HCFCs, halons)

Answer 2

Answer:

The term 'ozone hole' refers to the depletion of the protective ozone layer in the upper atmosphere (stratosphere) over Earth's polar regions. ... Polar stratospheric clouds create the conditions for drastic ozone destruction, providing a surface for chlorine to change into ozone-destroying form.