RT null T1 Presentation [Call for Expressions of Interest to Host World Environment Day 2027 or 2028] A1 United Nations Environment Programme, YR 2025 FD 2025-11-06 LK https://wedocs.unep.org/handle/20.500.11822/48890 UL https://wedocs.unep.org/handle/20.500.11822/48890 DS UN Environment Document Repository RD Sep 17, 2026