1998 report of the Halons Technical Options Committee Corporate author UNEP Ozone Secretariat Date 1999 Source IUCN (ID: MON-064177) Publisher | Place of publication UNEP | Nairobi, Kenya ISBN 92-807-1729-4 Pages 206 p. Document type Annual/biennal report Language English Field of application International Subject Air & atmosphere Keyword Ozone layer 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)