123,000-year-old coral fossils warn of sudden, catastrophic sea-level rise

Ancient coral fossils from the remote Seychelles islands have unveiled a dramatic warning for our future—sea levels can rise in sudden, sharp bursts even when global temperatures stay steady.

​Ancient coral fossils from the remote Seychelles islands have unveiled a dramatic warning for our future—sea levels can rise in sudden, sharp bursts even when global temperatures stay steady. Ancient coral fossils from the remote Seychelles islands have unveiled a dramatic warning for our future—sea levels can rise in sudden, sharp bursts even when global temperatures stay steady.