Rural concentration map of the ozone indicator AOT40 for crops in 2011

Figure Created 26 Sep 2014 Published 02 Mar 2015 Last modified 26 Aug 2017
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Accumulated ozone exposure values, over a threshold of 40 parts per billion, for crops (AOT40c) increase from Northern Europe towards the South Mediterranean countries.



Additional information

  • AOT40 (crops)

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