![Emergent fossil reef flat with lower living coral microatoll in foreground, Gore Island, Far North Great Barrier Reef](/files/2416/Science%20sea%20levels%20Emergent%20fossil%20reef%20flat%20with%20lower%20living%20coral%20microatoll%20in%20foreground%20Gore%20Island%20Far%20North%20GBReef%20Smaller.jpg)
Sea level variations on the Great Barrier Reef linked to global temperature changes thousands of years ago may help predict future changes, a University of Queensland study has revealed.
With millions of people around the world living close to coastlines, rising sea levels are a topic of significant concern, but predicting sea level changes has been complex and difficult.