Healthier but Wasteful? Changes in food loss and waste along global supply chains with healthier diets

Gatto Alessandro, Marijke Kuiper and Hans van Meijl

No 333418, Conference papers from Purdue University, Center for Global Trade Analysis, Global Trade Analysis Project

Abstract: Transitioning to a more sustainable food system requires identifying synergies between nutritional targets (SDG2) and FLW generation (SDG12.3), assessing FLW along global FSC when diets shift to more sustainable consumption. Bridging economic and technical modelling of FLW, we trace FLW in physical quantities along global FSC in a global economic model. We compile a new global FLW database and investigate how transitioning towards the EAT-Lancet diet influences FLW magnitude, composition and location along FSC in 2030. The EAT-Lancet diet reduces FLW generation along FSC, enlarging shares of non-processed plant-based products, highly suitable for reuse. Nonetheless, as the diet increases food trade, imports from high-income regions generate large amounts of losses in low- and mid-income regions, requiring complementary policies to achieve SDG12.3 on a global scale. We address current FLW data and methodological inconsistencies, providing a starting point for bridging economic and technical models to assist policies and multidisciplinary investigations on FLW.

Keywords: International Relations/Trade; Food Security and Poverty (search for similar items in EconPapers)
Pages: 35
Date: 2022
New Economics Papers: this item is included in nep-agr, nep-env and nep-int
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Persistent link: https://EconPapers.repec.org/RePEc:ags:pugtwp:333418

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