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.
| तिथि | मान | बदले , % |
|---|---|---|
| 2013 | 17.7 | 2.08% |
| 2012 | 17.3 | -27.87% |
| 2011 | 24.0 | -3.45% |
| 2010 | 24.9 | 12.16% |
| 2009 | 22.2 | 181.01% |
| 2008 | 7.9 | 29.51% |
| 2007 | 6.1 | 27.08% |
| 2006 | 4.8 | 17.07% |
| 2005 | 4.1 | 28.13% |
| 2004 | 3.2 | |
| 1989 | 0.0 |