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A Lower ¹⁸O/¹⁶O Ratio in Ice Core Indicates a ________

Question 78

Multiple Choice

A lower ¹⁸O/¹⁶O ratio in ice core indicates a ________ climate, whereas a higher ¹⁸O/¹⁶O ratio indicates a ________ climate.

A) cooler; warmer
B) warmer; cooler
C) cooler; cold
D) warmer; hot

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