Nearly half of reef-building corals face elevated extinction risk

Summary

A study published on October 15 says nearly half of reef-building coral species face an elevated relative risk of extinction. Phys.org reports that 44% of the world’s reef-building coral species are threatened and warns the true figure may be higher; it says a University of Portsmouth scientist helped lead the global study.

Timeline

1. Nature

   15 Oct 2026, 00:00 UTCSource ↗

   Nature reports that nearly half of reef-building corals face an elevated relative risk of extinction.

2. Phys.org

   15 Oct 2026, 22:40 UTCSource ↗

   Phys.org reports that 44% of the world’s reef-building coral species are threatened with extinction and warns the true figure may be higher.