Water supply and sanitation in Zimbabwe in Zimbabwe are the Zambezi River in the north, and the Limpopo River in the south. Several other rivers with significant watershed areas that flow through Zimbabwe are the Save, Manyame, and Sanyati Rivers. The biggest lake in Zimbabwe is Lake Kariba which is on the border with Zambia. There are several large aquifers in Zimbabwe. In urban centers of Zimbabwe the majority of the water supply comes from piped water. In rural areas, Zimbabweans predominantly rely on wells and boreholes that tap into Zimbabwe's groundwater supply. The construction of many wells was mainly financed by the households themselves. The
Zimbabweans in Zambia in bulk in Zambia and then bring it back to Zimbabwe for sale have been blamed for food shortages in border areas. Among Zimbabweans who have moved to Zambia are a small number of white Zimbabwean farmers, whose numbers had reached roughly 150 to 300 people . They farm a variety of crops including tobacco, wheat, and chili peppers on an estimated 150 farms. The capital they brought, combined with general economic liberalisation under the late Zambian president Levy Mwanawasa, has been credited with stimulating an agricultural boom in Zambia. In 2004, for the first time in 26 years, Zambia