Change in exceedance of ozone concentration, 1990-2010

Figure Created 12 Nov 2009 Published 12 Nov 2009 Last modified 29 Nov 2012
1 min read
Number of days the WHO criterion is exceeded for emissions in 1990 and for projected emissions in 2010



Additional information

Calculations represent the maximum of the three-year moving averages for the five-year period considered.

Related content

Document Actions