One method that scientists use to study the earth's climate history is to dig deep into glaciers and compare the composition of the fallen snow and ice from previous time periods to the snow and ice that falls today. they also compare the composition of tiny air bubbles in the ice to air today.

scientific information that is gathered in this manner is known as
a.
snow gauge data
b.
ice flow data
c.
ice core data
d.
rain gauge data

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