Kalahari Desert activities within the reserve. Botswana Namibia South Africa Kalahari Desert The Kalahari Desert is a large semi-arid sandy savanna in Southern Africa extending for , covering much of Botswana, parts of Namibia and regions of South Africa. "Kalahari" is derived from the Tswana word "Kgala", meaning "the great thirst", or "Kgalagadi", meaning "a waterless place"; the Kalahari has vast areas covered by red sand without any permanent surface water. Drainage of the desert is by dry valleys, seasonally inundated pans and the large salt pans of the Makgadikgadi Pan in Botswana and Etosha Pan in Namibia. The only permanent river,
Kalahari Debate with merchant capital. They believe the San in the Kalahari are a classless society because they are actually the lower class of a greater Kalahari society. The revisionists believe the !Kung San were heavily involved in trade. They believe the San were transformed by centuries of contact with Iron Age, Bantu-speaking agro-pastoralists. This argues against the idea that they were a well-adapted hunter-gatherer culture, but instead advanced only through trade and help from nearby economies. When it comes to archaeological evidence, much work still has yet to be done. However, artifacts and ecofacts have been found at southern African sites