RT null T1 Household Measurement Methods A1 United Nations Environment Programme, K1 household K1 food resource K1 food waste YR 2023 FD 2023-11 LK https://wedocs.unep.org/handle/20.500.11822/44679 UL https://wedocs.unep.org/handle/20.500.11822/44679 DS UN Environment Document Repository RD Sep 22, 2026