RT null T1 Training Manual for Customs Officers: Second Edition - Saving the Ozone Layer: Phasing Out Ozone Depleting Substances in Developing Countries A1 United Nations Environment Programme, K1 manual K1 ozone layer K1 training programme K1 developing country K1 ozone-depleting substance K1 crime K1 political convention K1 chemical K1 trade dispute PB United Nations Environment Programme SN 978-92-807-2784-5 YR 2008 FD 2008 LK https://wedocs.unep.org/handle/20.500.11822/32299 UL https://wedocs.unep.org/handle/20.500.11822/32299 NO This training manual provides the guidance and information needed to conduct training programmes for Customs officers in developing countries. It should be used together with the complementary “Country Handbook on ODS Regulations and Import/Export Licensing System“, which is produced by each country’s National Ozone Unit. This country-specific handbook describes national regulations and the operational details of the licensing system. DS UN Environment Document Repository RD Sep 17, 2026