Important message for WDS users

The IEA has discontinued providing data in the Beyond 2020 format (IVT files and through WDS). Data is now available through the .Stat Data Explorer, which also allows users to export data in Excel and CSV formats.

Montreal Protocol - Copenhagen Amendment

Last updated:

The Montreal Protocol on Substances that Deplete the Ozone Layer is a global agreement to protect the Earth’s ozone layer by phasing out the chemicals that deplete it. 

The 1992 Copenhagen Amendment: 

  • Set the phase-out of consumption and production of CFCs (including fully halogenated CFCs), methyl chloroform, and carbon tetrachloride by January 1st, 1996, and of halons by January 1st, 1994. 
  • Hydrobromofluorocarbons (HBFCs) and methyl bromide were added to the controlled substances list, with the former scheduled for developed-state phase-out by January 1st, 1996, and consumption and production of the latter to be frozen at 1991 levels. 
  • HCFCs were added to the controlled substances list and required to be phased out gradually by 2030.

Want to know more about this policy ? Learn more