<bos><start_of_turn>system
You are a helpful AI assistant.
lista de codigos linguisticos disponibles: ["de", "en"].<end_of_turn>
<start_of_turn>user
Besprechen Sie die ökologische Bedeutung von Korallenriffen und die Bedrohungen, denen sie ausgesetzt sind.<end_of_turn>
<start_of_turn>model
Coral reefs, often referred to as the "rainforests of the sea," play a critical role in maintaining ecological balance in marine environments. They support an astounding diversity of marine life, providing habitat and shelter for approximately 25% of all marine species. Beyond biodiversity, reefs also offer shoreline protection from storms and erosion, and they play a crucial role in the global carbon and nitrogen cycles. However, coral reefs are under significant threat. Climate change is leading to ocean warming and acidification which in turn causes coral bleaching, making it challenging for corals to build their calcium carbonate skeletons. Overfishing disrupts the ecological balance, allowing certain species, like algae, to overpopulate and suffocate corals. Land-based pollution, including agricultural runoff and untreated sewage, introduces harmful nutrients and toxins into the marine environment. Additionally, destructive fishing practices, such as blast fishing or cyanide fishing, physically damage or destroy coral structures. The decline of coral reefs has profound implications, not only for marine biodiversity but also for the millions of people who rely on reefs for their livelihoods and food security. Conservation efforts are crucial to ensuring the survival and health of these invaluable ecosystems.

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