Urey's work with isotopes of what element led to paleoclimatic research?
Carbon
Hydrogen
Oxygen
Nitrogen
Answer
Oxygen's isotopic ratios in various geological formations provide insights into past climate conditions. By analyzing the variations in oxygen isotopes, scientists can determine the temperature and humidity levels of ancient environments, allowing for the reconstruction of paleoclimate records.
Mastering the Elements: The Life and Work of Harold Urey
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