RT null T1 Letter from the President of United Nations Environment Assembly on UNEP Working Group on Nitrogen A1 Morocco, K1 working group K1 nitrogen YR 2022 FD 2022-10 LK https://wedocs.unep.org/handle/20.500.11822/43348 UL https://wedocs.unep.org/handle/20.500.11822/43348 DS UN Environment Document Repository RD Sep 20, 2026