Global warming could be breaking up this 200 million year old relationship - The problem is that when ocean waters get too hot, coral “bleaching” occurs, and the corals banish the algae from their system, turning white.

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Global warming could be breaking up this 200 million year old relationship - The problem is that when ocean waters get too hot, coral “bleaching” occurs, and the corals banish the algae from their system, turning white.