Where is the world’s largest coral reef system?

Australia’s Great Barrier Reef is the world’s most extensive coral reef system, composed of over 2,900 individual reefs and 900 islands, stretching for over 2,300 kilometers over an area of about 344,400 square kilometers._x000D_

The Great Barrier Reef “In Danger” News Fact

_x000D_On Friday, July 23, 2021, Australia was able to defer an attempt by the United Nations’ cultural organization UNESCO to downgrade the Great Barrier Reef’s World Heritage status to “in danger” because of damage caused by climate change. The reef has suffered significantly from coral bleaching caused by hot ocean temperatures in 2016, 2017, and 2020. The bleaching damaged two-thirds of the coral.