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Introduction
The Day of the Eruption in Tonga: Firsthand Accounts
Geologists Study the Volcano to Determine the Cause of the Eruption
Understanding the Unpredictability of Submarine Volcanoes.
The Tsunami Caused by the Eruption in Tonga
Studying Tofua: The Volcanic Twin of Hunga Tonga–Hunga Haʻapai
How Communities Can Prepare for Future Eruptions and Tsunami