(IMAGE) Faculty of Sciences of the University of Lisbon Caption Formation of the Vanuatu subduction zone. Credit Almeida, J., Riel, N., Rosas, F.M. et al. Self-replicating subduction zone initiation by polarity reversal. Commun Earth Environ 3, 55 (2022). https://doi.org/10.1038/s43247-022-00380-2 Usage Restrictions Attribution is required. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.