Scientists warn another global coral bleaching likely in 2026
International Business Times, Singapore Edition
A Global Coral Reef Monitoring Network report released on August 31, 2026 warns that global coral reefs face heightened risk as repeated bleaching events shorten the time reefs have to recover. The 2023 bleaching was the most extensive recorded, affecting about 77 percent of reef areas, and scientists say bleaching frequency has roughly doubled since 2010. With ocean temperatures still unusually high, another widespread bleaching in 2026 is considered very likely. The report warns that continued rapid repeat bleaching could push coral cover farther below normal and raise the prospect of irreversible decline with broad impacts on marine ecosystems.
The 2023 bleaching affected about 77 percent of global reef areas.
Context
Coral cover was relatively stable for about 40 years until 2010. Since then there has been a steep decline and the 2023 event affected 77 percent of reef areas. If ocean temperatures stay high, another major bleaching could arrive before…
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