At least 700,000 years ago, the world's largest sand island emerged as the barrier that helped the Great Barrier Reef form
- Written by: James Shulmeister, Professor and Head of School of Earth and Environment, University of Canterbury, and Adjunct Professor, The University of Queensland
ShutterstockScientists had always been puzzled why the Great Barrier Reef formed long after Australia had conditions suitable for reef growth. It turns out the answer might be K'gari (Fraser Island).
K’gari, the world’s largest sand island and a UNESCO World Heritage Area, juts out from the Australian coastline where the continent...



















