![K'gari (Fraser Island) formed 1 million years ago and it may explain how we got a Great Barrier Reef - Scimex K'gari (Fraser Island) formed 1 million years ago and it may explain how we got a Great Barrier Reef - Scimex](https://www.scimex.org/__data/assets/image/0006/876948/fraser-island-g63de3b172_1920.jpg)
K'gari (Fraser Island) formed 1 million years ago and it may explain how we got a Great Barrier Reef - Scimex
![At least 700,000 years ago, the world's largest sand island emerged as the barrier that helped the Great Barrier Reef form At least 700,000 years ago, the world's largest sand island emerged as the barrier that helped the Great Barrier Reef form](https://images.theconversation.com/files/494994/original/file-20221114-15-f7r4qi.jpg?ixlib=rb-1.1.0&rect=1279%2C0%2C4749%2C3215&q=20&auto=format&w=320&fit=clip&dpr=2&usm=12&cs=strip)
At least 700,000 years ago, the world's largest sand island emerged as the barrier that helped the Great Barrier Reef form
![Fraser Island (K'gari) and initiation of the Great Barrier Reef linked by Middle Pleistocene sea-level change | Nature Geoscience Fraser Island (K'gari) and initiation of the Great Barrier Reef linked by Middle Pleistocene sea-level change | Nature Geoscience](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41561-022-01062-6/MediaObjects/41561_2022_1062_Fig1_HTML.png)
Fraser Island (K'gari) and initiation of the Great Barrier Reef linked by Middle Pleistocene sea-level change | Nature Geoscience
![50th anniversary of the World Heritage Convention Celebrating Queensland's World Heritage Properties: Great Barrier Reef, K'gari (Fraser Island), Riversleigh, Gondwana and the Wet Tropics of Queensland - UNESCO World Heritage Centre 50th anniversary of the World Heritage Convention Celebrating Queensland's World Heritage Properties: Great Barrier Reef, K'gari (Fraser Island), Riversleigh, Gondwana and the Wet Tropics of Queensland - UNESCO World Heritage Centre](https://whc.unesco.org/uploads/thumbs/event_1678-890-520-20220713121351.jpg)