Why is ozone layer both beneficial and effective for us or environment

1.	Why is ozone layer both beneficial and effective for us or environment?
Answer» Effective or damaging as it is deadly poison.beneficial as it sheilds the surface of the earth from UV radiations of the sun by not using synthetic chemicals like CFCs that deplete O3 layer.DoneHope you all like my this answer or this answer will we help to you all. There is layer ozone gas in the atmosphere Ozone higher levels of the atmosphere is a product of UV radiation action on Oxygen molecular the higher energy UV radiation split apart song atmosphere o 2 in to free oxygen \'o\' atmoms.....

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