Question

Write the harmful effects of ozone depletion?

Answer 1

The Most Harmful Effects of Ozone Depletion. ozone layer is to filter out the majority of solar UV radiation that can reach the Earth's surface. ... This has led to a large increase in harmfulUV-B radiation that is reaching the Earth's surface

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Answer 2

As you asked in points. Here we go.

Ozone acts as a shield against harmfull UV radiation (100–400nm) , if no their is ozone the UV radiation can easily penetrate in atmosphere and have devastating impacts on plants ,animals and humans beings.

UV radiation is divided into 3 bands :UV-A (320–400nm), UV-B ( 280–320 nm) and UV-C (200–280nm). Uv B and UV C can cause erthyma, snow blindness, suppresses immune system. UV B reduces vitamin D,synthesis. It can cause skin cancer.

On marine life: can cause mortility of phytoplankton and hence affect food chain

Can have effect on crops: in rice fields blue green algae resides which fixes nitrogen . These blue green algae are sensitive to UVs and would be affected by its increase.

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David A. Smith

David A. Smith

Answered Sep 13 2017 · Author has 11k answers and 1.2m answer views

Originally Answered: What are the harmful effects of ozone depletion (answer in points)?

damage to DNA, so mutation and cancer.

damage to eyes with corneas or lenses, so cataracts.

starvation, caused by reduced nutrition is harvested crops, smaller crop yields, and loss of arable land as UV-215 thru UV-280 sterilizes soil.