complete the paragraph to describe how scientists obtain information about past climates. glaciologists…

complete the paragraph to describe how scientists obtain information about past climates. glaciologists, geochemists, and climatologists study ice layers to learn about past climates. distinct ice layers are caused by. when studying ice layers, scientists use to measure isotopes of certain gases. these gases reveal the at the time when the ice layers were formed.
Answer
Brief Explanations:
Distinct ice - layers are caused by seasonal changes. Scientists use mass spectrometers to measure isotopes of certain gases. These gases reveal the temperature at the time when the ice layers were formed.
Answer:
- Seasonal changes
- Mass spectrometers
- Temperature