Nicholas Christie-Blick
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Earth’s “Missing” Billion Years: Study Links the Great Unconformity to Early Tectonics
New findings shed light on a widespread gap in the geologic record, where more than a billion years of Earth’s history appear to have been erased.
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Professor Nicholas Christie-Blick Named 2021 AAAS Fellow
The professor of earth and environmental sciences is one of five Columbia faculty recently recognized by the American Association for the Advancement of Sciences.
Congratulations to our Columbia Climate School Class of 2026 and all of our 2026 Columbia University graduates! Learn more about our May 15 Climate School Class Day celebration. 💙 #Columbia2026 #ColumbiaClimate2026
