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Select Committee on Environment, Food and Rural Affairs Minutes of Evidence

Annex 3

NITRATE TRENDS

  Nitrate trends from selected rivers showing range of examples of declining trends between 1990 and 2005, and one example of an upward trends from a groundwater-fed river, the Wensum.

  The data is official EA monitoring data. The left hand scale is in mg of nitrogen per litre of water. On this scale, 11.3 is equivalent to 50 mg nitrate per litre of water.











 
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