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原文連結
論文資訊
- 類型：已發表論文
- 日期：2023-06-15
摘要
Dependencies in the global food production 網絡 can lead to shortages in numerous regions, as demonstrated by the impacts of the Russia-Ukraine conflict on global food supplies. Here we reveal the losses of 125 food products after a localized shock to agri文化 production in 192 countries and territories using a multilayer 網絡 model of trade (direct) and conversion of food products (indirect), thereby quantifying 10(8) shock 傳播s. We find that a complete agri文化 production loss in Ukraine has heterogeneous impacts on other countries, causing relative losses of up to 89% in sunflower oil and 85% in maize via direct effects and up to 25% in poultry meat via indirect impacts. Whereas previous studies often treated products in isolation and did not account for product conversion during production, the
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