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Phys.org

Mangalore / Phys.org

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How one plume of hot rock built two volcano chains off Australia

Lord Howe Island sits about 600 kilometers (370 miles) off the New South Wales coast, a crescent of rainforest and sea cliffs that draws visitors to its beaches and birdlife. Few people realize they are standing on the worn-down remains of a volcano.

18 Sep 2026 7:30 pm