| Delince, J. | NR | NR | Precipitation, Temperature | NR | Wheat Grains, Coarse Grains, Rice | climate change will cause a decrease in the agricultural productivity between −2% and −15% by 2050. Mean = −8.5% |
| Gohar, A. A | 4 | flood, Drought | Precipitation | farm land | pumpkin, sweet potato, sweet pepper, pigeon peas, cabbage, sugar cane | Decrease 4%in rainfed production |
| Gohar, A. A | 4 | 3 RCP scenario CO2, CH4 | seasonal, spatial, temporal Precipitation, Temperature RCP 2.6, RCP 4.5, RCP 8.5 | farm land | pumpkin, sweet potato, sweet pepper, pigeon peas cabbage, sugarcane, Onion Cassava, Cucumber, Squash | decrease-8%, 9%, and 13% for climate scenarios RCP 2.6, RCP 4.5, and RCP 8.5 respectively = Average for 3 scenarios = −10% |
| Lee, H. L. | NR | Increase temperature scenario RCP8.5 | Precipitation, Temperature | Rural | Rice, Wheat, Other cereal grains, Vegetable and fruits, Oilseeds, Sugar cane and beets, Other crops | Average for crop production in all regions under scenario A2 by 2020 = −1.92% |
| Lee, H. L | NR | temperature anomalies | Precipitation, Temperature, RCP.6 | NR | Crop | 6.4% increase world |
| Sassi, M. | 4 | extreme rainfall events | Precipitation | Rural | Sorghum | NR |
| Skjeflo, S. | 4 | flood, drought | NR | Rural/Urban | Maize | 3 scenario, high productivity = 2% increase, medium productivity = 10% decrease, low productivity = 22% decrease |
| Sulser, T. B. | 4 | NR | Temperature, Precipitation, CO2 | NR | Maize-rice-wheat | Cereal production 2025 = 40.5%, 2050 = 40.3% |
| Tigchelaar, M. | NR | Increase temperature scenario RCP, 2, 4 | 2C scenario- 4C scenario | NR | Maize | United States, China, Brazil, Argentina (the top four producing countries), mean total production is projected to decline by 18% (17.4 - 18.3), 10% (10.1 - 10.7), 8% (7.6 - 8.1), 12% (11.3 - 11.9), respectively, under 2˚C of global warming and by 46% (45.4 - 47.5), 27% (26.7 - 28.0), 19% (19.0 - 19.9), and 29% (27.9 - 29.0) with 4˚C of warming (mean and 90% confidence intervals) |
| Wiebelt, M. | Spring summer march July | Drought Flood | Precipitation, Temperature | Rural | Maize, Millet, Sorghum, Wheat, Potatoes, Tomatoes | The annual agricultural growth rates across zones under the MIROC and CSIRO scenario vary between (−0.06) percentage points and 1.2 percentage. |
| Wong, K. K.S. | NR | NR | Co2, Temperature | NR | Crop | Decrease |
| Wossen, T. | October, January February, May June, September | Rainfall events | Precipitation | NR | Maize, Wheat | average agent income declined by about 5% in Ethiopia and 20% in Ghana = most of farmers are buyer because food insecurity increase and income decline after production decrease |
| Yaffa, S. | June-July | Drought | NR | Rural | Millet, Maize | production decrease from 2010 in millet (64.2%), maize (44.8%) and groundnut (39.1%), Rice paddy (48.8%) |