Percentage of urban population resident in areas for days per year with ozone concentrations over the long-term objective for protection of human health, EEA member countries, 1996-2004
Data prior to 1996 with a coverage of less than 50 million people are not representative for the European situation. Year-to-year variations in exposure classes are partly caused by the changes in spatial coverage.
For references, please go to http://www.eea.europa.eu/data-and-maps/figures/percentage-of-urban-population-resident-in-areas-for-days-per-year-with-ozone-concentrations-over-the-long-term-objective-for-protection-of-human-health-eea-member-countries-1996-2004 or scan the QR code.
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