New Mass Bleaching Threatens Australia’s Great Barrier Reef

  • Surveys show patterns consistent with heat stress: authority
  • Corals globally are being decimated by bleaching events
A diver swimming amongst the coral on the Great Barrier Reef in 2022.Photographer: Glenn Nicholls/AFP/Getty Images
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Australia’s iconic Great Barrier Reef is experiencing a new mass coral bleaching, adding to the toll of global damage from rising ocean temperatures.

“Aerial surveys of the reef have revealed prevalent shallow water coral bleaching on most surveyed reefs,” the Great Barrier Reef Marine Park Authority, a government agency, said Friday in a statement, after an assessment of about 300 reefs. “Results are consistent with patterns of heat stress that has built up over summer.”