what is ozone gas? describe ozone layer and discuss causes of ozone layer depletion. what are effects of ozone layer depletion?how would you safeguard against the ill-effects of ozone layer depletion

Ozone layer depletion causes increased UV radiation levels at the Earth's surface, which is damaging to human health. Negative effects include increases in certain types of skin cancers, eye cataracts and immune deficiency disorders.

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