Seafloor secrets show Great Barrier Reef could have been dry land 65,000 years ago
Sediment samples show the Southern Great Barrier Reef area could have been grassland, rainforest or mangrove 65,000 years ago. At that time, ocean levels were 80 metres lower than today.
Why it mattersSeeing how the reef changed in the past shows us how far sea levels and nature can shift. This knowledge helps protect it today.
AustraliaAustralian researchers uncovering the reef's history connects Indigenous knowledge with modern science to better manage one of the nation's most iconic natural assets.
✓ Claims checked against the source and corrected before publish. checked 1 h ago
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