Nitrate concentrations in rivers between 1992 and 2010 in different sea regions of Europe.
Arctic Ocean (13)
Baltic Sea (380)
Black Sea (144)
Celtic Seas, Bay of Biscay, Iberian Coast (247)
Greater North Sea (364)
Mediterranean Sea (210)
For references, please go to http://www.eea.europa.eu/data-and-maps/figures/nitrate-concentrations-in-rivers-between-2 or scan the QR code.
PDF generated on 20 Feb 2017, 08:08 AM