RT null T1 Guidelines for event organizers UNEA-6 A1 United Nations Environment Programme, YR 2024 FD 2024-01 LK https://wedocs.unep.org/handle/20.500.11822/44705 UL https://wedocs.unep.org/handle/20.500.11822/44705 DS UN Environment Document Repository RD Sep 23, 2026