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Natural Sciences (Biology)
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Made by euronews, the most watched news channel in Europe.
euronews knowledge brings you a fresh mix of the world's most interesting know-hows, directly from space and sci-tech experts.
Further information
Can carnivorous farmed fish become vegetarian? Trout is one of Europe's main farmed fish. Its diet relies on catching wild fish. The goal is to reduce the pressure on marine resources by finding plant-based substitutes.
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