The aim of the presented Internal Report 2001 is to analyse the temporal development of defoliation of Picea abies in Europe by means of the transnational Level I data set. Additional external deposition and meteorological data are used to describe the influence of single stress factors....

Of the 42 countries that have participated in ICP Forests since 1986, 27 countries reported largescale monitoring data from Level I plots and more detailed forest ecosystem related monitoring data from Level II plots for the year 2012. In total, the participating countries provided information...

The study presents results of the 2010 forest health and vitality survey carried out on the representative net of Level I plots of ICP Forests and the FutMon project. The survey was based on over 7 500 plots and 145 000 trees in 33 participating countries, including 26 EU member states. It was...

The aim of this Internal Report is to analyse the spatial and temporal development of defoliation for Norway spruce (Picea abies) as well as for European and Sessile oak (Quercus robur and Q. petraea) in Europe by means of the transnational Level I data set of ICP Forests and the European...