1974
US scientists put forward
theory that CFCs may deplete the ozone
layer |
Early 1980s
Some countries take
independent action to protect the ozone
layer, but quickly realise that global
action is needed. |
1985
British Antarctic Survey
team report hole in the ozone layer over
Antarctica. |
1985
Vienna Convention for the
protection of the ozone layer agreed. |
1987
Montreal Protocol on
Substances that deplete the ozone layer
agreed. |
June 1990
Second Meeting of the
Parties to the Montreal Protocol. The
London Amendment. Agreed to phase out CFCs,
halons, carbon tetrachloride by 2000 and
1,1,1 trichlorethane by 2005. Financial
mechanism set up to assist developing
countries. |
March 1991
New European Regulation
594/91 came into force. CFCs to be phases
out within EC by 1997. |
November 1992
Fourth Meeting of the
Parties to the Montreal Protocol. The
Copenhagen Amendment. Phase out of CFCs,
carbon tetrachloride and 1,1,1
trichloroethane brought forward to 1996.
Phase out for halons brought forward to
1994. Controls introduced on HCFCs and
methyl bromide. |
December 1992
New EC Regulation agreed to
bring phase out dates for CFCs and carbon
tetrachloride forward to 1995. |
December 1994
New EC Regulation 3093/94
came into force. HCFC phase out by 2015.
25% cut in methyl bromide by 2010. |
November 1995
Seventh Meeting of the
Parties to the Montreal Protocol. Agreement
to phase out methyl bromide by January
1998. |
September 1997
Ninth Meeting of the
Parties to the Montreal Protocol. The
Montreal Amendment. Phase out for methyl
bromide brought forward to 2005. Developing
countries to phase out methyl bromide by
2015. |
1999
Eleventh Meeting of the
Parties to the Montreal Protocol. The
Beijing Amendment. Agreement to phase out
Bromochloromethan by January 2002. |
October 2000
New EC Regulation 2037/00
came into force implementing stricter
controls of the Montreal Protocol in the
EU. |