Percentage of river stations per country with significant increasing, stable or decreasing total ammonium trend between 1992 and 2006
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Created 12 Nov 2009
Published 12 Nov 2009
Last modified 29 Nov 2012
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Water
,
Number of river monitoring stations included in analysis noted in brackets
European data
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Time series trends have been calculated using only stations that have recorded concentrations for at least seven of the years included in the time series. Sen''s Test then applied to determine statistically significant trends in the data (see Methodology section for further details).
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Older versions
- 01 Feb 2008 - Trends in total ammonium concentrations at river stations in European countries between 1992 and 2005
- 01 Feb 2006 - Trends in total ammonium concentrations at river stations in European countries between 1992 and 2003
- 21 Mar 2005 - Trends in total ammonium concentrations at river stations in European countries between 1992 and 2002
For references, please go to https://www.eea.europa.eu/data-and-maps/figures/percentage-of-river-stations-per-country-with-significant-increasing-stable-or-decreasing-total-ammonium-trend-between-1992-and-2006 or scan the QR code.
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