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Table 3 Projected changes (%) in crop productivity from 2000 to 2050 owing to climate change in West Africa based on the IMPACT model

From: Toward climate-smart agriculture in West Africa: a review of climate change impacts, adaptation strategies and policy developments for the livestock, fishery and crop production sectors

Crop No climate change Median of 4 GCMs MIROC MIROCCSIRO CSIRO A1B
B1 A1B B1
Cassava 49.5 46.3 37.2 62.5 35.5 55.5
Cotton 90.9 80.8 76.5 85.2 71.4 89.1
Groundnuts 42.0 42.5 43.9 47.3 35.4 41.1
Maize 57.4 57.3 59.8 58.7 53.0 55.9
Millet 147.2 154.0 176.2 156.2 151.9 147.5
Rice 89.3 89.1 89.1 89.7 87.5 89.1
Sorghum 94.1 97.4 106.3 99.4 95.5 95.2
Soybeans 81.5 79.2 77.7 78.5 80.0 84.6
Sweet potatoes and yams 73.5 60.7 49.1 84.0 48.1 72.3
  1. Values are for the baseline economic–demographic scenario