RT null T1 Provisional agenda, date and venue of the fourth session of the United Nations Environment Assembly A1 United Nations Environment Programme, YR 2017 FD 2017-12-20 LK https://wedocs.unep.org/handle/20.500.11822/31028 UL https://wedocs.unep.org/handle/20.500.11822/31028 DS UN Environment Document Repository RD Sep 17, 2026