Zambia’s population clusters tightly in cities along the north-south line of rail and in the primarily rural areas of Eastern Province (Figure 1). Staple food consumption and purchases are similarly concentrated in these heavily populated clusters (Figures 4 and 5). Across the border, several high-density population centers lie close to the Zambian border — in the copperbelt cities of southern DRC, in the highlands of southern Tanzania, in Malawi and in Zimbabwe (Figure 2). This results in sizeable potential food markets for Zambian farmers across the border in southern DRC and, intermittently, in Zimbabwe and Malawi. Zambia’s staple food production and sales likewise cluster spatially in three main areas: along the line of rail, in the large commercial... |