@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/vyn7cUkhAo https://t.co/OGcCimeTbn
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/vyn7cUkhAo pic.twitter.com/OGcCimeTbn
— CNN (@CNN) April 21, 2018