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The [glaciology] tag concerns all forms of snow and ice on Earth and in space. And the marks left by ancient glaciers.
7
votes
3
answers
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Oxygen isotope ratio and Glaciers
The question is basically:
During the Cretaceous there were no continental ice sheets. The ratio
of O-18/O-16 in sea water was:
a) Higher than today
b) Lower than today
The answe …