Page 48 - Climate Change and Food Systems
P. 48
chapter 2
1. Rationale 30
2. Biophysical models to assess climate change impacts
on agricultural productivity 30 2.1 Crops and weather 30 2.2 Model types 31
3. Challenges for global-scale modelling 33
3.1 Global consistency vs. data scarcity 33
4. Recent advances in global-scale crop modelling 34 4.1 Global-scale impacts 34 4.2 Focus regions of climate change impacts 38 4.3 Inter-sectoral interaction 39
5. The Global Gridded Crop Model intercomparison 40
6. Open questions 41 6.1 Model evaluation and validation 42 6.2 Management 42 6.3 Effects of elevated atmospheric carbon dioxide
concentrations 43 6.4 Future challenges: Representative agricultural
pathways 44 6.5 Future challenges: Drought and climate extremes 45 6.6 Future challenges: Connecting with field-scale
assessments 46 6.7 Future challenges: Informing economic
assessment with biophysical climate change impact studies 46
7. Conclusions 47
References 48
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