Search Results - "Billen, G."

Human alteration of the global nitrogen and phosphorus soil balances for the period 1970-2050 by Bouwman, A. F., Beusen, A. H. W., Billen, G.

“…The Millennium Ecosystem Assessment scenarios for 2000 to 2050 describe contrasting future developments in agricultural land use under changing climate…”
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Global river nutrient export: A scenario analysis of past and future trends by Seitzinger, S. P., Mayorga, E., Bouwman, A. F., Kroeze, C., Beusen, A. H. W., Billen, G., Van Drecht, G., Dumont, E., Fekete, B. M., Garnier, J., Harrison, J. A.

“…An integrated modeling approach was used to connect socioeconomic factors and nutrient management to river export of nitrogen, phosphorus, silica and carbon…”
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Long-term socioecological trajectories of agro-food systems revealed by N and P flows in French regions from 1852 to 2014 by Le Noë, J., Billen, G., Esculier, F., Garnier, J.

“…[Display omitted] •N and P flows were documented through French regional agro- systems from 1852 to 2014.•Agro-food systems shifted from self-sufficient…”
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Reducing marine eutrophication may require a paradigmatic change by Desmit, X., Thieu, V., Billen, G., Campuzano, F., Dulière, V., Garnier, J., Lassaletta, L., Ménesguen, A., Neves, R., Pinto, L., Silvestre, M., Sobrinho, J.L., Lacroix, G.

“…•Undesirable eutrophication at sea results from land use in the watersheds.•Human society could significantly reduce its land-sea nutrient fluxes.•Four models…”
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Agriculture specialization influence on nutrient use efficiency and fluxes in the St. Lawrence Basin over the 20th century by Goyette, J.O., Botrel, M., Billen, G., Garnier, J., Maranger, R.

“…Increasing the overall use efficiency of nitrogen (N) and phosphorus (P) resources in food production while minimizing losses to the environment are required…”
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The phosphorus legacy offers opportunities for agro-ecological transition (France 1850-2075) by Le Noë, J, Roux, N, Billen, G, Gingrich, S, Erb, K -H., Krausmann, F, Thieu, V, Silvestre, M, Garnier, J

“…Management of the non-renewable resource phosphorus (P) is critical to agricultural sustainability. The global P cycle is currently disturbed beyond planetary…”
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Sensitivity of a lumped and semi-distributed hydrological model to several methods of rainfall interpolation on a large basin in West Africa by Ruelland, D., Ardoin-Bardin, S., Billen, G., Servat, E.

“…This paper examines the sensitivity of a hydrological model to several methods of spatial interpolation of rainfall data. The question is investigated in a…”
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Yield-scaled mitigation of ammonia emission from N fertilization: the Spanish case by Sanz-Cobena, A, Lassaletta, L, Estellés, F, Del Prado, A, Guardia, G, Abalos, D, Aguilera, E, Pardo, G, Vallejo, A, Sutton, M A, Garnier, J, Billen, G

“…Synthetic nitrogen (N) fertilizer and field application of livestock manure are the major sources of ammonia (NH3) volatilization. This N loss may decrease…”
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Spatialized N budgets in a large agricultural Mediterranean watershed: high loading and low transfer by Lassaletta, L, Romero, E, Billen, G, Garnier, J, García-Gómez, H, Rovira, J. V

“…Despite the particular management practices and climate characteristics of the Mediterranean regions, the literature dealing with N budgets in large catchments…”
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A model reconstruction of riverine nutrient fluxes and eutrophication in the Belgian Coastal Zone since 1984 by Passy, P., Gypens, N., Billen, G., Garnier, J., Thieu, V., Rousseau, V., Callens, J., Parent, J.-Y., Lancelot, C.

“…The OSPAR convention signed in 1992 by 15 European states including Belgium and France pledged to reduce the nutrient (nitrogen N and phosphorus P) loads from…”
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Curative vs. preventive management of nitrogen transfers in rural areas: Lessons from the case of the Orgeval watershed (Seine River basin, France) by Garnier, J., Billen, G., Vilain, G., Benoit, M., Passy, P., Tallec, G., Tournebize, J., Anglade, J., Billy, C., Mercier, B., Ansart, P., Azougui, A., Sebilo, M., Kao, C.

“…The Orgeval watershed (104 km2) is a long-term experimental observatory and research site, representative of rural areas with intensive cereal farming of the…”
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A long-term view of nutrient transfers through the Seine river continuum by Billen, G., Garnier, J., Némery, J., Sebilo, M., Sferratore, A., Barles, S., Benoit, P., Benoît, M.

“…A model (the Riverstrahler model) is used to describe nutrient transfer and transformation at the scale of the whole drainage network of the Seine based on…”
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Localising the nitrogen imprint of the Paris food supply: the potential of organic farming and changes in human diet by Billen, G, Garnier, J, Thieu, V, Silvestre, M, Barles, S, Chatzimpiros, P

“…The Seine watershed has long been the food-supplying hinterland of Paris, providing most of the animal and vegetal protein consumed in the city. Nowadays, the…”
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Grain, meat and vegetables to feed Paris: where did and do they come from? Localising Paris food supply areas from the eighteenth to the twenty-first century by Billen, G., Barles, S., Chatzimpiros, P., Garnier, J.

“…The food supply to a large metropolis such as Paris involves huge fluxes of goods, which considerably impact the surrounding rural territories. Here, we…”
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Modelling diatom and Phaeocystis blooms and nutrient cycles in the southern bight of the North Sea : The MIRO model by LANCELOT, C, SPITZ, Y, GYPENS, N, RUDDICK, K, BECQUEVORT, S, ROUSSEAU, V, LACROIX, G, BILLEN, G

“…The link between anthropogenic nutrient loads and the magnitude and extent of diatom and Phaeocystis colony blooms in the Southern Bight of the North Sea was…”
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Long term prospective of the Seine River system: Confronting climatic and direct anthropogenic changes by Ducharne, A., Baubion, C., Beaudoin, N., Benoit, M., Billen, G., Brisson, N., Garnier, J., Kieken, H., Lebonvallet, S., Ledoux, E., Mary, B., Mignolet, C., Poux, X., Sauboua, E., Schott, C., Théry, S., Viennot, P.

“…To explore the evolution of a human impacted river, the Seine (France), over the 21st century, three driving factors were examined: climate, agriculture, and…”
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Budget of N2O emissions at the watershed scale: role of land cover and topography (the Orgeval basin, France) by Vilain, G, Garnier, J, Passy, P, Silvestre, M, Billen, G

“…Agricultural basins are the major source of N2 O emissions, with arable land accounting for half of the biogenic emissions worldwide. Moreover, N2 O emission…”
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Nitrogen transfers through the Seine drainage network : a budget based on the application of the 'Riverstrahler' model by BILLEN, G, GAMIER, J

“…A new version of the `Riverstrahler' model has been developed for modelling riverine transfers of nitrogen from diffuse sources within the watershed, using…”
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Modelling the eutrophication of the Seine Bight (France) under historical, present and future riverine nutrient loading by Cugier, P., Billen, G., Guillaud, J.F., Garnier, J., Ménesguen, A.

“…Because of the occurrence of episodic blooms of toxic dinoflagellates, eutrophication of the Seine Bight is a subject of growing concern. In order to better…”
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Modelling microbiological water quality in the Seine river drainage network: past, present and future situations by Servais, P., Billen, G., Goncalves, A., Garcia-Armisen, T.

“…The Seine river watershed is characterized by a high population density and intense agricultural activities. Data show low microbiological water quality in the…”
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