Nutrient cycles link agricultural systems to their societies and surroundings; inputs of nitrogen and phosphorus in particular are essential for high crop yields, but downstream and downwind losses of these same nutrients diminish environmental quality and human well-being.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/nutrient-imbalances-agricultural-development
[2] http://admin.indiaenvironmentportal.org.in/category/author/p-m-vitousek
[3] http://admin.indiaenvironmentportal.org.in/category/author/r-naylor
[4] http://admin.indiaenvironmentportal.org.in/category/author/t-crews-et-al
[5] http://admin.indiaenvironmentportal.org.in/category/journal/science
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/soil-capability
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agriculture
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agricultural-inputs
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/chemical-fertilisers
[11] http://admin.indiaenvironmentportal.org.in/category/thesaurus/eutrophication
[12] http://admin.indiaenvironmentportal.org.in/category/thesaurus/kenya
[13] http://admin.indiaenvironmentportal.org.in/category/thesaurus/china
[14] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us