Nutrients: Difference between revisions

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{{ComponentTemplate2
{{ComponentTemplate2
|Status=On hold
|Status=On hold
|IMAGEComponent=Scenario drivers;
|Application=Global Environmental Outlook - GEO3; Global Environmental Outlook - GEO4; Millennium Ecosystem Assessment; OECD Environmental Outlook to 2030 (2008); OECD Environmental Outlook to 2050 (2012); Resource Efficiency; Rethinking Biodiversity Strategies (2010); Roads from Rio+20 (2012); SSP project; The Protein Puzzle (2011);
|KeyReference=Bouwman et al., 2013; Bouwman et al., 2009; Van Drecht et al., 2009;
|IMAGEComponent=Scenario drivers; Agricultural economy and forestry; Agricultural systems; Agriculture and land use; Aquatic biodiversity; Emissions; Land cover and use; Livestock;
|KeyReference=Bouwman et al., 2013; Bouwman et al., 2009; Van Drecht et al., 2009;
|Reference=Bouwman et al., 2011; Galloway et al., 2004; Zhang et al., 2010;  Diaz and Rosenberg, 2008; UNEP, 2002; Rabalais, 2002;
|Reference=Bouwman et al., 2011; Galloway et al., 2004; Zhang et al., 2010;  Diaz and Rosenberg, 2008; UNEP, 2002; Rabalais, 2002;
|InputVar=Population per Region; Urbanisation; GDP per capita; Land cover; Crop production; Fertilizer use efficiency; Animal stock; Livestock ration; Manure spreading fraction; Nitrogen deposition; Ammonia (NH3) loss;
|InputVar=Population per Region; Urbanisation; GDP per capita; Land cover; Crop production; Fertilizer use efficiency; Animal stock; Livestock ration; Manure spreading fraction; Nitrogen deposition; Ammonia (NH3) loss;

Revision as of 16:19, 6 January 2014

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