Question

State 2 causes and effects of depletion of ozon layer.

Answer 1

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The 2 major causes for the depletion of ozone are as follows:

1. Usage of CFC'S on a massive scale
2. Emission of greenhouse gases cause global warming resulting in ozone layer depletion.

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Answer 2

Causes of ozone depletion are:
Large amount of CFC and bromine release in environment
Increasment in harmful gases such as carbonmonoxide

Effect of ozone depletion are:
Skin cancer
Weakness in Immune system