bleaching

Science

Global coral bleaching is largest in history: US officials

Coral bleaching, like the one seen around Lizard Island on Australia’s Great Barrier Reef, occurs when water temperatures are too high. A global coral bleaching event that began last year has quickly become the largest in history, with the area of ​​affected coral reefs continuing to expand, according to a U.S. government agency. “About 77% of the world’s coral reef…