Saturday, September 19, 2026
Science

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

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.

How one plume of hot rock built two volcano chains off Australia's coast
Image: Phys.org
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.

Originally published at Phys.org

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