Australia's Great Barrier Reef suffers worst bleaching

Australia's Great Barrier Reef is currently experiencing the worst, mass bleaching event in its history, with the overwhelming majority of reefs being ranked in the most severe bleaching category, according to a statement by the Australian Research Council (ARC) Centre of Excellence for Coral Reef Studies.

Outbreak of coral eating starfish like plague of locusts (Australian researcher)

An outbreak of coral eating Crown of Thorns starfish (COTs) on the Great Barrier Reef could become the worst on record with conservationists fearing numbers could soar from 4 million to 60 million by 2020.