TY - GEN AU - United Nations Environment Programme PY - 2017 UR - https://wedocs.unep.org/handle/20.500.11822/31754 LA - English KW - natural resource KW - energy efficiency KW - sustainable consumption KW - food system KW - food production TI - Resource-Efficient Food Systems T2 - Systèmes alimentaires économes en ressources M3 - Policy brief ER -