RT null T1 The International Day for the Preservation of the Ozone Layer 2016 Celebration - Ozone Layer Protection: Ozone and climate: Restored by the world united A1 United Nations Environment Programme, A1 Kiribati, K1 ozone K1 ozone-depleting substance K1 ozone layer K1 Ozone YR 2016 FD 2016 LK https://wedocs.unep.org/handle/20.500.11822/26976 UL https://wedocs.unep.org/handle/20.500.11822/26976 NO Country activities on the occasion of the International Day for the Preservation of the Ozone Layer 2016 DS UN Environment Document Repository RD Sep 17, 2026