Figure

Development of mean plot concentration in open-field measurements of sulphate (SO4, 285 plots), nitrate (NO3, 294 plots), and ammonium (NH4, 294 plots); 1996-2001

Figure Created 12 Nov 2009 Published 12 Nov 2009 Last modified 23 Jan 2015

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Topics: Air pollution

Rights:: EEA standard re-use policy: unless otherwise indicated, re-use of content on the EEA website for commercial or non-commercial purposes is permitted free of charge, provided that the source is acknowledged (https://www.eea.europa.eu/legal/copyright). Copyright holder: European Environment Agency (EEA).
Owners:: European Environment Agency (EEA)
Processors:: European Topic Centre on Biological Diversity (ETC/BD)
Figure type:: Graph

Geographical coverage note: Plots are located in 14 mostly central European countries and are not representative of the European scale.

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Topics: Air pollution