RT null T1 GEO Matters - May 2018 A1 United Nations Environment Programme, K1 environmental management K1 partnership K1 climate change K1 carbon dioxide K1 atmosphere YR 2018 FD 2018-05 LK https://wedocs.unep.org/handle/20.500.11822/31740 UL https://wedocs.unep.org/handle/20.500.11822/31740 NO Monthly Global Environment Outlook Newsletter DS UN Environment Document Repository RD Sep 24, 2026