The Environmental Food Crisis

Change in potential cereal output, 2080 Decrease Change in potential cereal output, 2080 Decrease Decrease

-50% or more

-50% or more 25-50%

Decrease

25-50% 5-25%

Decrease

No change ±5% Increase

Decrease

5-25% 5-25%

No change ±5% Increase Increas Under HadCM3 model, IPCC SRES A2 scenario Not suitable Increase

25 or more

5-25%

25% or more

Under HadCM3 model, IPCC SRES A2 scenario Not suitable

Figure 19: Impacts of climate change on cereal output in Africa. (Source: Fischer et al ., 2005).

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