Nutrients: Difference between revisions

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{{ComponentTemplate2
{{ComponentTemplate2
|ComponentCode=N
|ComponentCode=N
|FrameworkElementType=model component
|FrameworkElementType=state component  
|Status=On hold
|Status=On hold
|InputVar=Population per Region; Urbanisation; GDP per capita; Land cover; Crop production; Fertilizer use efficiency; Animal stock; Livestock ration; Manure spreading fraction; Nitrogen deposition;
|InputVar=Population per Region; Urbanisation; GDP per capita; Land cover; Crop production; Fertilizer use efficiency; Animal stock; Livestock ration; Manure spreading fraction; Nitrogen deposition;
|OutputVar=Ammonia emissions from nutrients; N and P soil budget; N and P discharge to surface water; Ammonia (NH3) loss; Nutrient discharge to water surface;
|OutputVar=Ammonia emissions from nutrients; N and P soil budget; N and P discharge to surface water; Ammonia (NH3) loss; Nutrient discharge to water surface;
}}
}}

Revision as of 17:59, 26 November 2013

Key policy issues

  • How will the increasing use of fertilisers affect terrestrial and marine ecosystems, with possible consequences for human health?
  • To what extent can the negative impacts be reduced by more efficient nutrient management and wastewater treatment, while retaining the positive effects on food production and land productivity?

Introduction