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 | 18.9 | -21.44% |
| 2012 | 24.1 | 6.87% |
| 2011 | 22.6 | 2.55% |
| 2010 | 22.0 | 23.60% |
| 2009 | 17.8 | -13.59% |
| 2008 | 20.6 | 19.77% |
| 2007 | 17.2 | 40.98% |
| 2006 | 12.2 | 22.00% |
| 2005 | 10.0 | -8.26% |
| 2004 | 10.9 | 84.75% |
| 2003 | 5.9 | -50.83% |
| 2002 | 12.0 |