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This article has been reviewed according to Science X's editorial process and policies . Editors have highlighted the following attributes while ensuring the content's credibility: Add as preferred source Top right panel shows the model simulation of Antarctic ice sheet volume change covering the last 3 million years. Bottom right panel represents the relationship between atmospheric CO₂ concentration and Antarctic ice volume changes. Blue and orange lines show nonlinear fits for 1–0 million years ago and 3–1 million years ago, respectively, with shaded bands indicating the 95% uncertainty range.

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