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Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas cover image

276 | Gavin Schmidt on Measuring, Predicting, and Protecting Our Climate

Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas

NOTE

Layers of Trees and Ice Cores Preserve Historical Temperature Signals

Temperature signals can be extracted from the layers of trees and ice cores, such as stalactites in caves and annual layers in ice cores dating back up to 50,000 years. Despite increasing uncertainty with depth, the signal-to-noise ratio remains comparable to modern data, offering valuable insights into historical climate trends.

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