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The Guardian - AU
The Guardian - AU
National
Donna Lu

Fraser Island’s formation over 1m years ago was critical to development of Great Barrier Reef, study reveals

Fraser Island
New research dates K’gari (Fraser Island) and the nearby Cooloola Sand Mass as forming between 0.7m and 1.2m years ago. Photograph: Dave Hunt/AAP

The world’s largest sand island formed around a million years ago and enabled the southern and central Great Barrier Reef to develop, new research suggests.

An international team of scientists have dated K’gari (Fraser Island) and the nearby Cooloola Sand Mass in south-east Queensland as forming between 0.7m and 1.2m years ago.

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