Article 6 Monitoring

The intensive and continuous monitoring of the forest ecosystems shall include the following:

1. (a)

   the continuous inventory of crown condition, foliar chemistry measurements and increment changes, on each observation Level II plot in accordance with Chapters 2, 3 and 4 of Annex I;

2. (b)

   measurements of deposition chemistry, meteorology and soil solution chemistry, as well as assessment of ground vegetation, on at least 10 % of the observation Level II plots in accordance with Chapters 5 to 8 of Annex I;

3. (c)

   where appropriate, other monitoring activities such as assessment of ambient air quality, visible ozone injury and litterfall and phenological observations in accordance with Chapters 9 to 12 of Annex I.