https://www.uq.edu.au/news/article/2025/05/boulder-washed-inland-sign-of-pacific...
Co-author Dr Annie Lau, a coastal geomorphologist, said Tonga had a long history of tsunamis triggered by volcanic eruptions and earthquakes along the underwater Tofua Ridge and the Tonga Trench. “Tonga’s most recent tsunami in 2022 killed 6 people and caused a lot of damage,” Dr Lau said. “Understanding past extreme events is critical for hazard preparation and risk assessment now and ...