+**Ice Cores** are cylindrical samples of ice drilled from [Glaciers](/wiki/glaciers) and ice sheets. These frozen archives capture ancient atmospheres, revealing centuries of [Climate History](/wiki/climate_history) through trapped air bubbles, dust, and isotopes. They provide a direct, invaluable record of Earth's past environment.
+## See also
+- [Paleoclimatology](/wiki/paleoclimatology)
+- [Atmosphere](/wiki/atmosphere)
+- [Proxy Data](/wiki/proxy_data)