File:Urban population exposure to air pollution by ozone, EU-27, 1999-2007 (micrograms per cubic metre day).jpg
Urban_population_exposure_to_air_pollution_by_ozone,_EU-27,_1999-2007_(micrograms_per_cubic_metre_day).jpg (648 × 240 pixels, file size: 29 KB, MIME type: image/jpeg)
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