RT null T1 Report on the events conducted in Uzbekistan on the Occasion of te International Day for the Preservation of the Ozone Layer and the 30th Anniversary of Montreal Protocol A1 Uzbekistan, A1 United Nations Development Programme, K1 ozone K1 ozone-depleting substance K1 ozone layer K1 Ozone YR 2017 FD 2017 LK https://wedocs.unep.org/handle/20.500.11822/26773 UL https://wedocs.unep.org/handle/20.500.11822/26773 NO Country activity report on the occasion of World Ozone Day, 2017 DS UN Environment Document Repository RD Sep 20, 2026