Ozone-depleting substances are any substance containing chlorine or bromine that destroys the stratospheric ozone layer. The stratospheric ozone absorbs most of the biologically damaging ultraviolet radiation.
| Date | Valeur | Modifier , % |
|---|---|---|
| 2014 | 0,0 | |
| 2013 | 0,0 | |
| 2012 | 0,0 | |
| 2011 | 0,0 | |
| 2010 | 0,0 | |
| 2009 | 0,0 | |
| 2007 | 0,0 | |
| 2000 | 0,0 | |
| 1999 | 0,0 | -100,00 % |
| 1998 | 0,2 | 0,00 % |
| 1997 | 0,2 | 0,00 % |
| 1996 | 0,2 |