Working Document Series Open Access Assessment of Impacts of Climate Variability and Change on Rainfed Sorghum Productivity in Central Tanzania N. Kihupi · B. Msongaleli · F.B.R. Rwehumbiza · S.D. Tumbo The central regions of the country stretching from Dodoma to Mwanza account for three-quarters of Tanzania’s 500,000 to 800,000 ton annual sorghum harvest. The zone is one of the most sensitive to climate variability and change mainly owin… RUF-32864 2012 CC BY 4.0 19 May 2014