Change in number of ozone exceedance days between 1993-1996 and 2000-2004
Ozone exceedance days meaning days where the maximal 8 hr average ozone concentration exceeds 120 micrograms per m³ (year 2003 excluded).
For references, please go to www.eea.europa.eu/soer or scan the QR code.
This briefing is part of the EEA's report The European Environment - State and Outlook 2015. The EEA is an official agency of the EU, tasked with providing information on Europe's environment.
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