The Good Men Project Become a Premium Member We have pioneered the largest worldwide conversation about what it means to be a good man in the 21st century. Your support of our work is inspiring and invaluable. The Great Barrier Reef Has Been Bleaching for at Least 400 Years, but It’s Getting Worse Over the past 400 years, the time span covered by our cores, Great Barrier Reef corals have shown evidence that they can recover from widespread bleaching events. Australia’s Great Barrier Reef made headlines in 2016 for all the wrong reasons. Part of the world’s largest coral reef had been turned almost white by warm seas and other stressors. The shocking sight drew worldwide attention to the process of coral “bleaching”.