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NOAA confirms 4th global coral bleaching event
World's coral reefs hit by a fourth mass bleaching event, NOAA …
Ocean heat is driving a global coral bleaching event, and it could …
Scientists Predict Most Extensive Coral Bleaching Event on Record …
NOAA Coral Reef Watch Research - National Oceanic and …
Coral reefs around the world are experiencing mass bleaching in …
Satellites watch as 4th global coral bleaching event unfolds (image)
Coral bleaching: Fourth global mass stress episode underway
Coral reefs suffer fourth global bleaching event, NOAA says
Global heating pushes coral reefs towards worst planet-wide …