Summary data per survey year and graphs of trends in heavy metal concentrations in mosses across Europe are available below.

Methodology and discussion of the results for each year can be found in the survey reports on the Thematic Reports page. Note: all data are copyrighted to ICP Vegetation.

1990 - Summary of heavy metal concentrations in Europe

1995 - Summary of heavy metal concentrations in Europe

2000 - Summary of heavy metal concentrations in Europe

2005 - Summary of heavy metal concentrations in Europe

2010 - Summary of heavy metals and nitrogen concentrations in Europe

1990 - 2010 Graphs of heavy metal concentration trends in mosses (for Europe)