@CNN: Global warming is killing Australia’s Great Barrier Reef, the world’s largest reef system, according to a study published in the journal Nature https://t.co/1ntGVIXsxj https://t.co/U8mdfoK5kB
Global warming is killing Australia's Great Barrier Reef, the world's largest reef system, according to a study published in the journal Nature https://t.co/1ntGVIXsxj pic.twitter.com/U8mdfoK5kB
— CNN (@CNN) April 21, 2018