Managing nitrogen for sustainable development
- Xin Zhang 1,2, Eric A Davidson 3, Denise L Mauzerall 1,4, Timothy D Searchinger 1, Patrice Dumas 5,6, Ye Shen 7
- Xin Zhang 1,2, Eric A Davidson 3, Denise L Mauzerall 1,4
- 1Woodrow Wilson School of Public and International Affairs, Princeton University, Princeton, New Jersey 08544, USA.
- 2Princeton Environmental Institute, Princeton University, Princeton, New Jersey 08544, USA.
- 3Appalachian Laboratory, University of Maryland Center for Environmental Science, Frostburg, Maryland 21532, USA.
- 4Department of Civil and Environmental Engineering, Princeton University, Princeton, New Jersey 08544, USA.
- 5Centre de Coopération Internationale en Recherche Agronomique pour le Développement (CIRAD), 75116, Paris, France.
- 6Centre International de Recherche sur l'Environnement et le Developpement (CIRED), 94736 Nogent-sur-Marne, France.
- 7Department of Epidemiology and Biostatistics, College of Public Health, University of Georgia, Athens, Georgia 30602, USA.
- 0Woodrow Wilson School of Public and International Affairs, Princeton University, Princeton, New Jersey 08544, USA.
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View abstract on PubMed
Summary
This summary is machine-generated.Improving nitrogen use efficiency (NUE) in agriculture is key to global food security and environmental sustainability. This study analyzes historical NUE patterns and proposes regional targets to meet future food demands while supporting sustainable development goals.
Area Of Science
- Agricultural Science
- Environmental Science
- Socioeconomics
Background
- Enhancing nitrogen use efficiency (NUE) in crop production is crucial for food security and mitigating environmental impacts.
- Technological advancements alone are insufficient; socio-economic factors significantly influence NUE and require deeper understanding.
Purpose Of The Study
- To examine historical trends in agricultural nitrogen-use efficiency across diverse national contexts.
- To propose region- and crop-specific nitrogen use targets for 2050.
- To identify socio-economic policies and technological innovations for achieving sustainable agriculture.
Main Methods
- Analysis of historical nitrogen use patterns and agricultural development approaches.
- Examination of national strategies for agricultural development and pollution control.
- Modeling nitrogen use scenarios to project future demands and sustainability targets.
Main Results
- Significant variation exists in national agricultural development strategies and their associated nitrogen pollution levels.
- Data-driven targets for nitrogen use are proposed for different geographic regions and crop types.
- Key socio-economic policies and technological innovations are identified as crucial enablers.
Conclusions
- Achieving 2050 food security and Sustainable Development Goals requires integrated approaches addressing both technology and socio-economic factors.
- Tailored regional and crop-specific strategies are essential for optimizing nitrogen use.
- Policy interventions and innovation are vital for enhancing NUE and ensuring sustainable agriculture globally.
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