Journal articles Open Access Impacts of Climate Variability and Change on Rainfed Sorghum and Maize: Implications for Food Security Policy in Tanzania N. Kihupi · B. Msongaleli · F.B.R. Rwehumbiza · S.D. Tumbo Concern about food security has increased because of a changing climate, which poses a great threat to food crop productivity. Climate change projections from the Coupled Model Inter-comparison Project phase 5 (CMIP5) and crop models were … RUF-35785 2015 CC BY 4.0 3 Dec 2015