Overheated oceans are killing coral reefs
Rising ocean temperatures cause coral bleaching, where corals expel life-sustaining algae, leading to widespread reef death and threatening marine biodiversity and coastal protection.
When ocean waters get too hot, corals expel the colorful algae living inside them. These algae provide vital nutrients, so without them, corals turn white and starve, a process called coral bleaching. This phenomenon, driven by rising sea temperatures from climate change, is becoming more frequent and intense.
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