CFC consumption: World, 1986–2020
Draw it before you lookCould you sketch this curve from memory? Draw it, then see how close you were.CFC consumption in World: how has it changed since 1986?
CFC consumption (World) went from 1.08M in 1986 to 0 in 2020.
CFCs, used in fridges and spray cans, were destroying the ozone layer. The 1987 Montreal Protocol phased them out: use fell from over a million tonnes to virtually zero by 2010. The ozone layer is on track to recover by around 2066.
What are the key figures?
- First year
- 1.08M in 1986
- Latest year
- 0 in 2020
- Highest
- 1.08M in 1986
- Lowest
- 0 in 2010
- Change
- ∞× lower
What does this chart measure?
CFC consumption (ozone-depleting tonnes). Use of chlorofluorocarbons, weighted by how much each one damages the ozone layer. One value every 2 years.
What happened along the way?
- 1987Montreal Protocol
What are the exact numbers?
| Year | ozone-depleting tonnes |
|---|---|
| 1986 | 1.08M |
| 1988* | 1.06M |
| 1990 | 732K |
| 1992 | 567K |
| 1994 | 359K |
| 1996 | 178K |
| 1998 | 163K |
| 2000 | 147K |
| 2002 | 92.3K |
| 2004 | 65.8K |
| 2006 | 37.1K |
| 2008 | 5,816 |
| 2010 | 0 |
| 2012 | 0 |
| 2014 | 0 |
| 2016 | 0 |
| 2018 | 0 |
| 2020 | 0 |
* 1988 interpolated
Where does the data come from?
Emissions of ozone-depleting substances. UN Environment Programme (2023). Data published by Our World in Data under CC BY 4.0.
Played in CurvGuessr puzzle #6, November 10, 2026. Past puzzles
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