Multiple choice

Which of the following is not affected due to the depletion of the stratospheric ozone layer?

  1. Rate of lung cancer

  2. Greater incidence of premature skin aging

  3. Enhanced incidence of severe sunburns

  4. Rate of skin cancer
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A Correct answer
Explanation

Rate of lung cancer is not affected due to depletion of the stratospheric ozone layer. UVB causes no melanoma skin cancer and plays a major role in malignant melanoma development. In addition, UVB has been linked to cataracts. It is always important to protect your skin and eyes from the sun. Ozone layer depletion increases the amount of UVB and the risk of health effects. 

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