[DOC] [TLE] Articles about Montreal Protocol - latimes [PAR] Re "New Holes in Ozone Layer Over Russia Perplex Scientists," May 31: Your 
article ... 90 Nations Agree on More Steps to Protect Ozone Layer : Environment: 
... or CFCs, four years earlier than planned and to move toward an eventual ban 
... have agreed to reduce the use of ozone-damaging chlorofluorocarbons by 90
%... [DOC] [TLE] 302. Cass R. Sunstein, Montreal versus Kyoto: A Tale of Two ... [PAR] Over the last thirty years, climate change and depletion of the ozone layer have ... 
other countries, compliance with the Kyoto Protocol would not have been .... 
because greenhouse gas emissions are cumulative, even a total elimination ..... 
to Rowland and Molina, CFCs would migrate slowly through the upper 
atmosphere,. [DOC] [TLE] NASA - New Simulation Shows Consequences of a World Without ... [PAR] Mar 18, 2009 ... By year 2054 in the model, the ozone hole is permanent, and global ozone has ... 
The ozone layer over the far northern hemisphere -- once relatively ... Such is the 
world we would have inherited if 193 nations had not agreed to ban .... CFCs in 
the atmosphere occurred around 2000, and has decreased by... [DOC] [TLE] Recent Attempts by the European Community to Preserve the Ozone ... [PAR] Dec 1, 1994 ... in which the Council agreed to phase out CFCs completely by ... 4 Ozone Layer: 
EC Agrees to Phase Out CFC's ByJanuary 1995, Eur. ... 14Pamela Wexler, 
Protecting the Global Atmosphere: Beyond the .... forward the total ban on CFCs 
from the year 2000 to 1996.58 The .... 90 UK Ecology, supra note 84. [DOC] [TLE] Montreal Protocol - The Ozone Hole [PAR] The Montreal Protocol on Substances that Deplete the Ozone Layer. " Perhaps 
the single most successful international agreement to date has been the Montreal 
Protocol. "-Kofi Annan, Former Secretary General of the United Nations ... 
compounds that deplete ozone in the stratosphere--chlorofluorocarbons (CFCs), 
halons,... [DOC] [TLE] Chlorofluorocarbon - Wikipedia [PAR] A chlorofluorocarbon (CFC) is an organic compound that contains only carbon, 
chlorine, and ... Many CFCs have been widely used as refrigerants, propellants (
in aerosol ..... nations agreed to ban the production of all CFCs by the end of the 
century. ... By the year 2010 CFCs should have been completely eliminated from
... [DOC] [TLE] Ozone Depletion: CQR [PAR] Apr 3, 1992 ... Until recently, severe depletion of the earth's protective ozone layer ... The latest 
scientific findings indicate pretty clearly that the atmosphere all over the place, ... 
by the year 2000, particularly in Argentina and Australia, which have ..... producer 
and user of CFCs, agreed to provide 25 percent of the total. [DOC] [TLE] The Montreal Protocol - Europa [PAR] has been widely banned in developed countries as alternatives have become 
available. But despite all these efforts the hole in the ozone layer over the. [DOC] [TLE] Ozone layer depletion - Science in Context - Gale [PAR] Jul 28, 2016 ... The seasonal hole in the ozone layer over Antarctica has been ... Due to the long 
half-life of CFCs, however, the recovery of atmospheric ozone levels has been 
slow. ... The Hague and agreed that the United Nations' authority to protect ... 
Helsinki to try to achieve a total phase-out of CFCs by the year 2000... [DOC] [TLE] Our Ozone Shield [PAR] Our ozone shield: Reports to the nation on our changing planet. ... For nearly a 
billion years, ozone molecules in the atmosphere have safeguarded life on this 
planet. But over the past half century, humans have placed the ozone layer in .... 
The U.S. ban on CFC propellants in spray cans caused a temporary pause in the
... [DOC] [TLE] Threats to ozone layer persist as governments seek tighter controls ... [PAR] Oct 8, 2001 ... during the Northern Hemisphere spring, the ozone layer over the ... Helping 
governments to comply with the agreed phase-out schedules. ... Criminals clearly 
have a strong incentive to smuggle CFCs and other banned .... CFC-11 remains 
in the atmosphere for 50 years, CFC-12 for 102 years

Question: Over 90 nations have agreed to a total ban on CFCs by the year 2000 to protect this atmospheric layer
Answer: Ozone layer