Algal δ13C reveals climate changes during the Cambrian Explosion.

Chao Chang1, Mingyu Zhao2, Pengcheng Ju3

  • 1State Key Laboratory of Continental Evolution and Early Life, Shaanxi Key Laboratory of Early Life and Environments, and Department of Geology, Northwest University, Xi'an, PR China. changchao@nwu.edu.cn.

Nature Communications
|June 22, 2026
PubMed
Summary

Atmospheric carbon dioxide (CO2) levels fluctuated significantly during the Ediacaran-Cambrian transition. These changes, driven by tectonic activity, likely influenced early animal diversification.

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