The Great Barrier Reef is a large coral reef system located off the coast of Queensland, Australia. It is the largest coral reef system in the world, stretching over 2,300 kilometers (1,400 miles) and covering an area of approximately 344,400 square kilometers (133,000 square miles). The reef is made up of over 2,900 individual reefs and is home to a diverse range of marine life, including over 1,500 species of fish, 411 species of hard coral, and 134 species of sharks and rays.The Great Barrier Reef is not only a natural wonder but also an important ecosystem that provides habitat for a variety of marine species. It also supports the livelihoods of many people through tourism, fishing, and other industries. The reef is recognized as a World Heritage site and is protected by various conservation measures.However, the Great Barrier Reef is facing numerous threats, primarily from climate change. Rising sea temperatures have caused coral bleaching events, where the coral loses its color and can die if the conditions persist. Other threats include pollution from coastal development, agricultural runoff, and overfishing.Efforts are being made to protect and preserve the Great Barrier Reef. The Australian government has implemented measures to reduce pollution runoff and has invested in research and monitoring programs. There are also initiatives to reduce greenhouse gas emissions and promote sustainable practices.Despite these efforts, the future of the Great Barrier Reef remains uncertain. Continued action is needed to address the threats facing the reef and ensure its long-term survival.

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