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. 2021 Jun 18;13(4):761–780. doi: 10.1007/s12571-021-01178-4

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Fig. 3 — Two different ways of conceptualising a food system. a. The role of farm animals in a circular food system (Van Zanten et al., 2019). b. Food supply chains and food environments (adapted wheel concept from Ranganathan et al., 2016 in HLPE, 2017)