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Figure 21.4: Future projections of global average crop yield (top left), crop production (top right), agricultural area (bottom left), and forest and other natural land area (bottom right)
Global average yield
0.8 1.0 1.2 1.4 1.6 1.8 2.0
0.7 0.8 0.9 1.0 1.1 1.2 1.3
2010 Source UNCCD (2017)
Model (Popp et al. 2017) AIM/CGE
GCAM4 Popp et al. (2017) IMAGE Tilman et al. (2017) MESSAGE-GLOBIOM REMIND-MAGPIE
Source: Tilman et al. 2011; Popp et al. 2017; UNCCD 2017. For Popp et al. (2017), only results from the SSP2 scenario are shown. For Tilman et al. (2011), only the ‘current tech’ scenario with fertilizer use greater than or equal to today’s values are shown.