Map - Pacific Plate tectonics (IMAGE) University of Toronto Caption The map highlights in yellow the zones of the Pacific Plate that are being pulled apart by the sinking tectonic plate along the Pacific Ring of Fire. Credit Erkan Gün & Russell Pysklywec/University of Toronto Usage Restrictions N/A 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.