Handbook for the Montreal Protocol on Substances that Deplete the Ozone Layer Corporate author Ozone Secretariat Date 1991 Source IUCN (ID: MON-045596) Publisher | Place of publication United Nations Environmental Programme | Nairobi, Kenya Pages 93 p. Language English Field of application International Subject Air & atmosphere Keyword Emissions Ozone layer Hazardous substances Other references Treaty Montreal Protocol on Substances that Deplete the Ozone Layer Treaty | Multilateral | Montreal | Sep 16, 1987 Keyword: Ozone layer Source: IUCN (ID: TRE-000953) Treaty Vienna Convention for the Protection of the Ozone Layer Treaty | Multilateral | Vienna | Mar 22, 1985 Source: IUCN (ID: TRE-000829)