Aerial video shows mass coral bleaching on Great Barrier Reef amid global heat stress event

Scientists have recorded widespread bleaching on the Great Barrier Reef as global heating creates a fourth planet-wide bleaching event.
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According to the National Oceanic and Atmospheric Administration's Coral Reef Watch, 54% of ocean waters containing coral reefs have been experiencing heat stress high enough to cause bleaching
Global heating pushes coral reefs towards worst planet-wide mass bleaching on record ► www.theguardian.com/environme...
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