European critical loads: database, biodiversity and ecosystems at risk Approximately 79 percent of the nature reserves (Natura 2000 areas) in EU countries are estimated to be exposed to an excess of nitrogen deposition in 2020.
ICP M&M meetings in 2012 The 22nd CCE workshop 2012 and 28th Task Force Meeting of the ICP M&M are held 16-19 April 2012 in Warsaw, Poland