Enviro through time question- help plz ! (1 Viewer)

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hi im having trouble answering this question:

"suggest a reason why the levels of ultraviolet were higher on land than in the ocean."

Thanks in advance
 

rae28

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2009
Its because at this time there was no ozone layer to filter the UV rays. So therefore on land there were high amounts of UV rays. The water is a natural filter of UV rays hence there were lower levels of UV radiation here.
I hope that answers it
 

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