Rural concentration of the ozone indicator AOT40 for forest, 2017

Figure Created 05 Jul 2019 Last modified 05 Jul 2019
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Accumulated ozone exposure values for forest — over a threshold of 40 parts per billion (AOT40f) — for 2017, as calculated for the fusion maps and as measured at rural background stations.

European data


Additional information

AOT40 (Accumulated dose of ozone Over a Threshold of 40 ppb)

Means the sum of the differences between hourly concentrations greater than 80 µg/m3 (= 40 parts per billion) and 80 µg/m3

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