Ozone (O₃) concentration, 1990 to 2015

Population-weighted average ozone (O₃) concentrations in parts per billion (ppb). Local concentrations of ozone arerecorded and estimated at a 11x11km resolution. These values are subsequently weighted by population-density forcalculation of nation-level average concentrations.

19902015199520002005201020 ppbFrance

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Ozone (O₃) concentration

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