Sushi has become a booming convenience food in Germany, driven by demand for quick, healthy meals. But the global supply chain behind salmon and tuna reveals complex challenges. Industrial salmon farming faces disease, mortality and environmental concerns, while tuna stocks are declining due to overfishing and climate change. Investigations also shed light on labor exploitation and poor conditions in parts of the fishing industry. Experts warn that the sushi trend has environmental and social costs often hidden from consumers.

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