Identifying potential synergies and trade-offs for meeting food security and climate change objectives in sub-Saharan Africa

Proceedings of the National Academy of Sciences of the United States of America

Volumn 107, Issue 46, 2010, Pages 19661-19666

  Palm, Cheryl A ^a   Smukler, Sean M ^a   Sullivan, Clare C ^a   Mutuo, Patrick K ^a   Nyadzi, Gerson I ^a,b   Walsh, Markus G ^a,c  

^a Howard Hughes Medical Institute   (United States)

^b UNITED NATIONS DEVELOPMENT PROGRAMME   (United States)

^c International Center for Tropical Agriculture   (Tanzania)

Author keywords

Carbon sequestration; Land use cover change; Nitrous oxide emissions

Indexed keywords

CARBON; FERTILIZER; GREEN MANURE; NITROGEN;

AFRICA; AGRICULTURE; AGROFORESTRY; CARBON FOOTPRINT; CLIMATE CHANGE; CONFERENCE PAPER; CROP PRODUCTION; FOOD INDUSTRY; FOOD SAFETY; LAND USE; LEGUME; POLICY; POPULATION DENSITY; PRIORITY JOURNAL; REFORESTRATION;

EID: 78650532580     PISSN: 00278424     EISSN: 10916490     Source Type: Journal    
DOI: 10.1073/pnas.0912248107     Document Type: Article

References (36)

1. Geist HJ, Lambin EF (2002) Proximate causes and underlying driving forces of tropical deforestation. BioScience 52:143-150.
2. United Nations Millennium Project (2005) Halving Hunger: It Can Be Done (The Earth Institute at Columbia University, New York).
3. Chen S, Ravallion M (2007) Absolute poverty measures for the developing world, 1981-2004. Proc Natl Acad Sci USA 104:16757-16762.
4. World Bank (2008) World Development Report 2008: Agriculture for Development (World Bank, Washington, DC) p 386.
5. Hazell P, Wood S (2008) Drivers of change in global agriculture. Philos Trans R Soc London 363:495-515.
6. Sanchez PA (2002) Ecology: Soil Fertility and Hunger in Africa. Science 295:2019-2020.
7. Melillo JM, et al. (2001) Nitrous oxide emissions from forests and pastures of various ages in the Brazilian Amazon. J Geophys Res-Atmos 106:34179-34188.
8. 2O emissions from rice paddy fields: Summary of available data. Global Biogeochem Cy 19:GB1005 doi:10.1029/2004GB002378.
9. Matson PA, Billow C, Hall S, Zachariassen J (1996) Fertilization practices and soil variations control nitrogen oxide emissions from tropical sugar cane. J Geophys Res-Atmos 101:18533-18545.
10. Matson PA, Naylor R, Ortiz-Monasterio I (1998) Integration of environmental, agronomic, and economic aspects of fertilizer management. Science 280:112-115.
11. Palm CA, et al. (2002) Nitrous oxide and methane fluxes in six different land use systems in the Peruvian Amazon. Global Biogeochem Cy 16(4)-1073 doi:10.1029/2001GB001855.
12. Baggs EM, Chebii J, Ndufa JK (2006)Ashort-term investigation of trace gas emissions following tillage and no-tillage of agroforestry residues in western Kenya. Soil Till Res 90:69-76.
13. Chikowo R, Mapfumo P, Nyamugafata P, Giller KE (2004) Mineral N dynamics, leaching and nitrous oxide losses under maize following two-year improved fallows on a sandy loam soil in Zimbabwe. Plant Soil 259:315-330.
14. Davidson EA, et al. (2008) An integrated greenhouse gas assessment of an alternative to slash-and-burn agriculture in eastern Amazonia. Glob Change Biol 14:998-1007.
15. Robertson GP, Grace PR (2004) Greenhouse gas fluxes in tropical and temperate agriculture: The need for a full-cost accounting of global warming potentials. Env Dev Sustainability 6:51-63.
16. Robertson GP, Paul EA, Harwood RR (2000) Greenhouse gases in intensive agriculture: Contributions of individual gases to the radiative forcing of the atmosphere. Science 289:1922-1925.
17. Davidson EA (2009) Thecontribution of manure and fertilizer nitrogen to atmospheric nitrous oxide since 1860. Nat Geosci 2:659-662.
18. 2 emissions from lime and urea application. IPCC Guidelines for National Greenhouse Gas Inventories, Prepared by the National Greenhouse Gas Inventories Programme, eds H Eggleston, L Buendia, K Miwa, T Ngara, and K Tanabe (Institute for Global Environmental Strategies, Japan), Vol 4.
19. IPCCWatson R, et al., ed. (2000) Land Use, Land-Use Change and Forestry (Cambridge Univ Press, Cambridge, UK) p 375.
20. Sanchez P, et al. (2007) The African millennium villages. Proc Natl Acad Sci USA 104:16775-16780.
21. Kiwia A, Imo M, Jama B, Okalebo JR (2009) Coppicing improved fallows are profitable for maize production in striga infested soils of western Kenya. Agroforest Syst 76 455-465.
22. Ewers RM, Scharlemann JPW, Balmford A, Green RE (2009) Do increases in agricultural yield spare land for nature?. Glob Change Biol 15:1716-1726.
23. Rudel TK, et al. (2009) Agricultural intensification and changes in cultivated areas, 1970-2005. Proc Natl Acad Sci USA 106:20675-20680.
24. 2O emissions in an upland cropping system of the humid tropics. Commun Soil Sci Plan 38:189-204.
25. Denning G, et al. (2009) Input subsidies to improve smallholder maize productivity in Malawi: Toward an African green revolution. PLoS Biol 7:2-10.
26. Alston JM, Beddow JM, Pardey PG (2009)Agricultural research, productivity,and food prices in the long run. Science 325:1209-1210.
27. Kiptot E, Hebinck P, Franzel S, Richards P (2007) Adopters, testers or pseudo-adopters? Dynamics of the use of improved tree fallows by farmers in western Kenya. Agr Syst 94:509-519.
28. Sileshi G, Akinnifesi FK, Ajayi OC, Place F (2008) Meta-analysis of maize yield response to woody and herbaceous legumes in sub-Saharan Africa. Plant Soil 307:1-19.
29. Sileshi G, Akinnifesi FK, Ajayi OC, Place F (2008) Meta-analysis of maize yield response to woody and herbaceous legumes in sub-Saharan Africa. Plant Soil 307:1-19.
30. Food and Agriculture Organization (2004)Food and Nutrition Technical Report Series 1 (Food and Agriculture Organization, Rome).
31. Di Gregorio A, Jansen L (2000) Land Cover Classification System (LCCS): Classification Concepts and User Manual (Food and Agricultural Organization, Rome).
32. Williams M, et al. (2008) Carbon sequestration and biodiversity of re-growing miombo woodlands in Mozambique. Forest Ecol Manag 254:145-155.
33. Palm CA, Gachengo CN, Delve RJ, Cadisch G, Giller KE (2001) Organic inputs for soil fertility management in tropical agroecosystems: Application of an organic resource database. Agr Ecosyst Environ 83:27-42.
34. Nyadzi GI, et al. (2003) Rotational woodlot technology in northwestern Tanzania: Tree species and crop performance. Agroforest Syst 59:253-263.
35. Stahl L, Nyberg G, Högberg P, Buresh P (2002) Effects of planted tree fallows on soil nitrogen dynamics, above-ground and root biomass, N2-fixation and subsequent maize crop productivity in Kenya. Plant Soil 243:103-117.
36. Snyder CS, Bruulsema TW, Jensen TL, Fixen PE (2009) Review of greenhouse gas emissions from crop production systems and fertilizer management effects. Agr Ecosyst Environ 133:247-266.