受气候影响 大堡礁硬珊瑚覆盖率大幅下降

Core Viewpoint - The Australian Institute of Marine Science reported a significant decline in hard coral cover on the Great Barrier Reef due to climate change and other factors, with an average decrease of approximately 14% to 30% in 2025 compared to 2024, and some reefs experiencing declines of over 70% [2] Summary by Relevant Categories Climate Impact - The primary cause of the decline in hard coral cover is attributed to the heatwave during the summer of the Southern Hemisphere in 2024 [2] Coral Reef Overview - The Great Barrier Reef, located off the northeast coast of Australia, spans over 2,000 kilometers and is the largest coral reef system in the world, recognized as one of the most complex natural ecosystems on Earth [2]