Zambia and south covering about three-quarters of the country; and the Congo basin in the north covering about one-quarter of the country. A very small area in the northeast forms part of the internal drainage basin of Lake Rukwa in Tanzania. In the Zambezi basin, there are a number of major rivers flowing wholly or partially through Zambia: the Kabompo, Lungwebungu, Kafue, Luangwa, and the Zambezi itself, which flows through the country in the west and then forms its southern border with Namibia, Botswana and Zimbabwe. Its source is in Zambia but it diverts into Angola, and a number of its
Tonga people (Zambia and Zimbabwe) Kariba area, and other parts of Matabeleland. They number up to 300,000 and are mostly subsistence farmers. ln Zimbabwe the language of the Tonga people is called "chitonga". The Tonga People were settled along Lake Kariba after the construction of the Kariba Dam wall. They stretch from Chirundu, Kariba town, Mola,Binga to Victoria Falls. Like any other tribes in Zimbabwe, the educated ones relocated to inner cities in search of jobs and better education. In the named places, we found different tribes in Zimbabwe socialising together. The Tonga language of Zambia is spoken by about 1.38 million people in Zambia