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Bleeker, A. (author), de Vries, W. (author), Bekunda, M. (author), Reis, S. (author), Sutton, M.A. (author), Howard, C.M. (author), Grizzetti, B. (author), Erisman, J.W. (author), van Grinsven, H.J.M. (author), Abrol, Y.P. (author), Adhya, T.K. (author), Billen, G. (author), Davidson, E.A. (author), Datta, A. (author), Diaz, R. (author), Liu, X.J. (author), Oenema, O. (author), Palm, C. (author), Raghuram, N. (author), Scholz, R.W. (author), Sims, T. (author), Westhoek, H. (author), Zhang, F.S. (author)Executive Summary Key Points Nutrient Benefits and Threats * The sustainability of our world depends fundamentally on nutrients. In order to feed 7 billion people, humans have more than doubled global land-based cycling of nitrogen (N) and phosphorus (P). * The world’s N and P cycles are now out of balance, causing major environmental, health...other 2013
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Erisman, J.W. (author), Sutton, M. (author), Galloway, J.N. (author), Townsend, A.R. (author), Bekunda, M. (author), Cai, Z. (author), Freney, J.R. (author), Martinelli, L.A. (author), Seitzinger, S.P. (author)Humans continue to transform the global nitrogen cycle at a record pace, reflecting an increased combustion of fossil fuels, growing demand for nitrogen in agriculture and industry, and pervasive inefficiencies in its use. Much anthropogenic nitrogen is lost to air, water, and land to cause a cascade of environmental and human health problems....article 2008