Marine researchers recently said that a marine heatwave caused by the climate driver could trigger a mass coral bleaching event on the iconic reef.
The phenomenon is expected to drive global ocean temperatures above their long-term average and bring warmer and drier weather to Australia. Richard Leck, head of oceans at the World Wildlife Fund Australia, said up to 30 percent of shallow water corals on the reef were bleached when the last strong El Nino caused events in consecutive years.
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