Rural concentration map of the ozone indicator AOT40 for crops, year 2009

Figure Created 16 Aug 2012 Published 21 Sep 2012 Last modified 29 Nov 2012, 11:42 AM
AOT40 for crops are vegatation exposure related indicators and are based on rural background station observation only.



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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