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The goal of the workshop was to build a more strategic and integrated perspective on the threats and opportunities latent in the food / climate issue, and to discuss the hard challenges of moving forward toward common goals in a private, off-the-record setting. An executive session convened by th...


Clark, W.C.Kristjanson, Patricia M.Campbell, Bruce M.Juma, C.Holbrook, N.M.Nelson, Gerald C.Dickson, N.[Enhancing food security in an era of global climate change]Enhancing food security in an era of global climate change

Agreement is developing among agricultural scientists on the emerging inability of agriculture to meet growing global food demands. Changes in trends of weather conditions projected by global climate models will challenge physiological limits of crops and exacerbate the global food challenge by 2...


Takle ESGustafson DBeachy, Roger N.Nelson, Gerald C.Mason-D'Croz, DanielPalazzo, Amanda[US food security and climate change: agricultural futures]US food security and climate change: agricultural futures

This issue of Agricultural Economics is a special issue containing articles on model performance in assessing the effects of climate change, bioenergy policy, and socioeconomics on agriculture. The contributions present results from a global economic model intercomparison activity undertaken as p...


Nelson, Gerald C.Shively GE[Modeling climate change and agriculture: an introduction to the special issue]Modeling climate change and agriculture: an introduction to the special issue

Agriculture is unique among economic sectors in the nature of impacts from climate change. The production activity that transforms inputs into agricultural outputs involves direct use of weather inputs (temperature, solar radiation available to the plant, and precipitation). Previous studies of t...


Nelson, Gerald C.Mensbrugghe, Dominique van derAhammad, H.Blanc, ElodieCalvin, KatherineHasegawa, TomokoHavlík, PetrHeyhoe, EdwinaKyle, PageLotze-Campen, HermannLampe M. vonMason-D'Croz, DanielMeijl, Hans vanMüller, ChristophReilly JRobertson, Richard D.Sands, Ronald D.Schmitz, ChristophTabeau, AndrzejTakahashi, K.Valin, HugoWillenbockel, Dirk[Agriculture and climate change in global scenarios: why don't the models agree]Agriculture and climate change in global scenarios: why don't the models agree

Changes in agricultural land use have important implications for environmental services. Previous studies of agricultural land-use futures have been published indicating large uncertainty due to different model assumptions and methodologies. In this article we present a first comprehensive compar...


Schmitz, ChristophMeijl, Hans vanKyle, PageNelson, Gerald C.Fujimori, ShinichiroGurgel, AngeloHavlík, PetrHeyhoe, EdwinaMason-D'Croz, DanielPopp, AlexanderSands, Ronald D.Tabeau, AndrzejMensbrugghe, Dominique van derLampe M. vonWise, MarshallBlanc, ElodieHasegawa, TomokoKavallari, AikateriniValin, Hugo[Land-use change trajectories up to 2050: insights from a global agro-economic model comparison]Land-use change trajectories up to 2050: insights from a global agro-economic model comparison

When politicians fail to agree, very often it is the poorest who suffer most. More than 25 million additional children could go hungry through the failure of Copenhagen, says Gerald C. Nelson of the International Food Policy Research Institute. As crop yields decline, the calories available per p...


Nelson, Gerald C.[The perfect storm: food security and nutrition under climate change]The perfect storm: food security and nutrition under climate change

To achieve food security for many in low-income and middle-income countries for whom this is already a challenge, especially with the additional complications of climate change, will require early investment to support smallholder farming systems and the associated food systems that supply poor c...


Vermeulen, Sonja J.Zougmoré, Robert B.Wollenberg, Eva K.Thornton, Philip K.Nelson, Gerald C.Kristjanson, Patricia M.Kinyangi, JamesJarvis, AndyHansen, JamesChallinor, Andrew J.Campbell, Bruce M.Aggarwal, Pramod K.[Climate change, agriculture and food security: A global partnership to link research and action for low-income agricultural producers and consumers]Climate change, agriculture and food security: A global partnership to link research and action for low-income agricultural producers and consumers

Lampe M. vonWillenbockel, DirkAhammad, H.Blanc, ElodieCai, YongxiaCalvin, KatherineFujimori, ShinichiroHasegawa, TomokoHavlík, PetrHeyhoe, EdwinaKyle, PageLotze-Campen, HermannMason-D'Croz, DanielNelson, Gerald C.Sands, Ronald D.Schmitz, ChristophTabeau, AndrzejValin, HugoMensbrugghe, Dominique van derMeijl, Hans van[Why do global long-term scenarios for agriculture differ? An overview of the AgMIP Global Economic Model Intercomparison]Why do global long-term scenarios for agriculture differ? An overview of the AgMIP Global Economic Model Intercomparison

Climate change is expected to impact global food supply and food security by affecting growing conditions for agricultural production. Process-based dynamic growth models are important tools to estimate crop yields based on minimum inputs of climate, soil, crop management, and crop cultivar param...


Gbegbelegbe, SikaCammarano, DavideAsseng, SentholdRobertson, R.Chung, U.Adam, M.Abdalla, O.Payne, T.Reynolds, Matthew P.Sonder, KaiShiferaw, B.Nelson, Gerald C.[Baseline simulation for global wheat production with CIMMYTmega-environment specific cultivars]Baseline simulation for global wheat production with CIMMYTmega-environment specific cultivars

The projected changes in planted area, yield per area, net exports/imports and prices for five major agricultural crops in South Africa were simulated using the projections of four Global Circulation Models (GCMs) under three socio-economic scenarios. The GCM projections show consistent strong wa...


Dube, SikhalazoScholes, Robert J.Nelson, Gerald C.Mason-D'Croz, DanielPalazzo, Amanda[South African Food Security and Climate Change: Agriculture Futures]South African Food Security and Climate Change: Agriculture Futures

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