You know how there’s a whole lot fewer bugs now than there used to be?

https://www.npr.org/sections/thetwo-way/2016/09/13/493739074/50-years-ago-sugar-industry-quietly-paid-scientists-to-point-blame-at-fat

So it’s not so much that the reef is not in danger, it’s that the Australian government doesn’t want its economy disturbed and has been successfully lobbying against scientists recommendations.