Zambezi River Authority It flows south and forms part of the border between Zambia and Namibia. After picking up the waters of the Chobe River at the quadripoint where Zambia, Namibia, Botswana and Zimbabwe meet, the river flows east along the border between Zambia and Zimbabwe, powering the shared Kariba Dam hydroelectric station, before entering Mozambique and flowing to the Indian Ocean. The Zambezi basin also includes parts of Malawi and Tanzania. The Zambezi is the fourth largest river in Africa after the Nile, Congo and Niger. Functions of the ZRA, as laid out in the acts that created the body, include: The
Zambezi sourced from the same great internal lake. The Portuguese were also told that the Mozambican Espirito Santo "river" (actually an estuary formed by the Umbeluzi, Matola and Tembe rivers) was sourced from a lake (hence its outlet became known as Delagoa Bay). As a result, several old maps depict the Zambezi and the "Espirito Santo" rivers converging deep in the interior, at the same lake. However, the Bisa-derived etymology is not without dispute. In 1845, W.D. Cooley, examining Pereira's notes, concluded the term "Zambezi" derives not from the Bisa people, but rather from the Bantu term "mbege"/"mbeze" ("fish"), and consequently